Engineering 1929 Jan-Jun: Index: General Index

Engineering 1929 Jan-Jun: General Index.

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GENERAL INDEX

A.I. Electric Welding Appliances Co., Electric-Welding Plant, 471*
Abbe, E., and Zeiss Optical Works, 665
Abram, H. H., on Erosion of Guns, 653*. See 573. See LETTER, 723
Abrasion-Testing Machine, Amsler, Building Research Station, 126*
Absorption Recording Apparatus, Building Research Station, 289*

Accidents :

Boiler Explosion Inquiries, Board of Trade Reports, 123, 424, 673, 766
Colliery Accidents, Statistics and Prevention of, 287
Explosions and Overheated Miners' Lamps, 595
Explosions, Boiler. See Boiler Explosions and PARAGRAPH INDEX
Holborn Explosion Commission, Report, 460
Industrial Accidents, Cost to Industry, 275
Prevention of, 275
Safety and Technical Schools, 335
Metalliferous Mines and Quarries, Accidents in, Report, 18, 287
Shipping, Vessels Lost, Lloyd's Statistics, 99

Accumulators, Electric. See Electric
Hydraulic, Air-Loaded (Werner and Pfleiderer), 354*
Steam, with Electric Boiler Plant, 30*
in Power Stations, 492, 707. See LETTER, 589
at River Don Works (Ruths Steam Storage, Ltd.), 73*
Acetylene, Dissolved, Effect of Temperature on, Work of National Physical Laboratory, 811
Welding. See Welding
Acoustics, Architectural, Use of Model Experiments, 658
Chamber, Building Research Station, 288*
Sound Transmission through Walls and Floors, 609
Waves, High-Frequency, Experiments with, 216
Address, Presidential. See Presidential Address
Admiralty, Education of Shipwrights and Naval Architects, 69, 95, 155, 268, 321, 401
See also Warships
Aerial Navigation. See Aeronautics
Propellers. See Propellers under Aeronautics
Transport. See Aeronautics
Aerodynamics. See Aeronautics
Aeronautical Research Committee, Investigation of Aluminium Alloys, 342*
Society, Royal, The Helicogyre, by V. Isacco, 365

Aeronautics :

Aerodromes, Municipal, Need for, 633
Aeronautical Research Committee, Investigation of Aluminium Alloys, 342
Aeroplanes, All-Metal Construction (Vickers (Aviation), Ltd.), 606*
Rotating-Wing Type, Helicogyre, 365
Wing, Convection from, Model Experi-ments, 656
Air Estimates and Aeronautical Progress, 338
Ministry and National Flying Services, Ltd., Agreement, 175. See 338
Resistance of Vehicles, Trains and Motor Cars, 372*. See 368
Services, Internal, and Overseas Con-nections, 633
Aircraft Engineering and Mechanical Engineering, Relationship, 400
Airship, R.100, Visit of Institute of Transport, 633
Busk Studentship in Aeronautics at Cambridge, 527
Civil Aviation and Air Estimates, 338
Government Grants, 175. See 338
Internal Air Services and Overseas Connections, 633
Duralumin Construction, Vickers' Aeroplanes, 606*
Helicogyre, Rotating-Wing Aeroplane, 365
Metal Construction, Vickers' Aeroplanes, 606*
National Flying Services and Air Ministry, Agreement Between, 175. See 338
Propellers, Model Experiments on, 407*
Vibration of, Model Experiments, 409,
Royal Air Force, Estimated Expenditure 338
Spheres, Smooth, Fluid Resistance of, 371
Wind Tunnel Experiments, Air Resistance of Vehicles, Trains and Motor Cars, 372*
Experiments, Model Propellers, 407*
See also PARAGRAPH INDEX

Aeroplanes. See Aeronautics
Africa, East, Trade and Commerce, Report, 284
Age-Hardening of Aluminium Alloys, 342*, 650. See 352
Agreements, Labour. See Labour
Agricultural Hall. See Exhibition
Machinery Exhibition, Paris, 259
Imperial Economic Committee, Report, 333
Industry, Position and Prospects, 399
Motors. See Engines; Motors; Tractors
Tractors. See Tractors
Agriculture. See also Irrigation and PARAGRAPH INDEX
Air, Compressed. See Compressed Air; Pneumatic
Compressors, Electrically-Driven Garage, and Two-Stage Single-Acting (Reavell and Co. Ltd.), 262*
- Motor-Driven, Two-Stage (Belliss and Morcom, Ltd.), 692*
- on Oil-Engine Driven Tractor, 147*
- Petrol-Driven and Electrically-Driven, Portable and Stationary (Lacy-Hulbert and Co., Ltd.), 194*
- Two-Stage Rotary (B. Holland and Co.), 688*
Conditioning in Deep Mines, 741
Cooler, 160,000-kw. Turbo-Generator, 2*, 128*
Drying Plant, Wishaw Blast Furnaces, 572
Flow through Walls, Investigations at Building Research Station, 223
Heater and Feed Heater Combined, Supermiser Installation, 328*
in High-Pressure Steam, Effect, 546, 553
Loaded Hydraulic Accumulators (Werner and Pfieiderer), 354*
Lock, Steel Caisson for Foundations, Evening Post Building, New York, 447*
Ministry and National Flying Services, Ltd., Agreement between, 175. See 338
Motor, Hele-Shaw Beacham (Holman Brothers, Ltd.), 754*
Pollution. See also Smoke
Preheating and Pulverised Fuel, 707
Pump. See Pump
Resistance of Vehicles, Trains and Motor Cars, 372*. See 368
Screws. See Propellers under Aeronautics
Aircraft. See Aeronautics
Aire Bridge, Oscillation Records, 188*
Airships. See Aeronautics
Ajax-Wyatt and Ajax-Northrup Electric
Furnaces, 264, 439*. See 384
Alarms, Monitor Automatic, 688*
Alberta Bituminous Sands, Occurrence and Separation, 91
Hydro-Electric Progress in, 272
Alfred Dock, Birkenhead, New Entrance Lock, 12*
Allcut, Prof. A. E., Tests of Motor-Car Engine, 37
Allen, A. H., the Late, 242
Allen, E. and Co. Ltd., Rotary Cement Kiln, 126*
Allen, W. H., Sons and Co., Ltd., Circulating Pumps, S.S. "Viceroy of India," 720*
Allen-Liversidge, Ltd., Electric Welding Plant, 332*
Allowances in Machine Work. See Gauging
Alloy Welding Processes, Ltd., Electric-Arc Welder, 92*
See Metallurgy; Microphotographs; PARAGRAPH INDEX
"Almirante Simpson," Chilean Submarine, Launch, 86*
Alternating Current. See Electric Stress. See Tests (Materials)
Alternators. See Generators, Electric; Turbo-Generators
Aluminium Alloys. See Alloys under Metallurgy
Conductors, Steel-Cored, for the Grid System, 515*, 660*, 738
Electro-Deposits, Testing of, 531*. See 338
Aluminium Ore, Bauxite, Flotation of, 504
See also Metallurgy; Metal-Price Diagrams
Amateurs as Pioneers, 108
American Chemical Society. See Chemical
Concrete Institute. See Concrete Institute, American
Foundation Methods for Large Buildings, 317*, 447*, 631*
Navy. See United States under Warships
Railway Association, Sperry Detector Car for Rail Flaws, 398
Society of Mechanical Engineers. See Mechanical Engineers
for Testing Materials. See Testing
See also United States
Amiria Pumping Station, Cairo Main Drainage System, 734
Ammonia Manufacture, Billingham, Water-Gas and Producer-Gas Plant, 348*, 450*, 508*
Recovery, Economics in, Report, 781
Amsler Abrasion Testing Machine, Building Research Station, 126*
Analysis, Chemical, Estimation of Hydrogen in Steel, 597*. See 650
Crystal, Introduction to (Review), 635
Ancient Surveying Instruments, 746
Anderson-Grice Carborundum Disc Saw, 126*
Andes Copper Mining Co., Underground Construction in Potrerillos Mines, Chile, 741
Andrade, Dr. E. N. da C., on the Air Pump, Past and Present, 826
Andrew, Prof. J. H., on Liquidus and Solidus of Commercial Steels, 662 ; on Solubility of Iron and Manganese Sulphides in Steel, 662
Angold, A. E., the Late, 484
Annealing. See Heat Treatment under Metallurgy
Annual Publications. See LITERATURE INDEX
Anti-Friction Metals. See Alloys under Metallurgy
Vacuum Valves for Pipe Lines, 266*
Antimony Alloys. See Alloys under Metallurgy
Prices. See Metal-Price Diagrams
Apparatus, Scientific, British Industries Fair, London, 273
Physical and Optical Societies' Exhibition, 55*, 83*, 114*, 132*, 216. See Errata, 168
- Royal Society Conversazione, 622, 650, 699, 796
Appointments. See PARAGRAPH INDEX
Apulian Aqueduct, Wa ter Supply Scheme, Italy, Addendum, 15
Aqueduct, Apulian, Water Supply Scheme, Italy, Addendum, 15
Elan, Birmingham Water Works, Extension, 800
Welland Ship Canal, 416*
Aragon River Bridge, Transpyrenean Railway, 784*
Arc. See Electric; Furnace; Welding
Arch Bridge, Steel, over River Wear, Sunderland, 156*
Cast-Iron, Holt Fleet Bridge, Worcestershire, Strengthening by Ferro-Concrete, 34*. See LETTER, 135
Dam, Ferro-Concrete, Pavana, Limentre Hydro-Electric Installation, 382*
- Pacoima, California, 70*. See LETTERS, 527, 588
Floor, Ferro-Concrete, Wenallt Reservoir, Cardiff, 800
Architects, Naval. See Naval Architects
Architectural Acoustics, Model Experiments, 658
Features, High Buildings of New York, 98*
Terra-Cotta and Faience, Report on, 674
Argentina, Commercial, Economic and Financial Conditions, Report, 586
Diesel-Electric Ferry Boat for, 558
Arlington Memorial Bridge, Washington, Model Experiments, 567*
Armoured Ships. See Warships
Armstrong, Whitworth and Co., Ltd., Sir W. G., H.M.S. "Nelson," 357*
Arrol, Sir W., 85 Co. Ltd., Reconstruction of Wearmouth Bridge, Sunderland, 156*
Arsenical Copper, Brittleness in, 352. See Erratum, 428
Arthur Hill Lake, Bombay Deccan Irrigation Works, 255*, 599*
Arts, Royal Society of, The Shannon Scheme and its Economic Consequences, by G. Fletcher, 141; Cantor Lectures on the Treatment of Coal, by Dr. C. H. Lander, 271
Ash-Handling Plant, Hudson Avenue Power Station, 549. See Errata, 583
Ashmore, Benson, Pease and Co., Ltd., Atkinson Inclined Grate for, 501*
Ashworth, Dr. J. R., on Influence of Smoke, etc., on Rainfall, 737
Aspe River Bridges, Transpyrenean Railway, 543*, 634*
Asphalt Road-Surfacing Materials, Specifications, 161
Assay Apparatus, Gray-King, for Coal, 345
Association, British. See British Association
Engineering. See Institutions
Assouan Dam, Heightening of, 171, 176*, 303*. See LETTERS, 208, 370
Proposed Hydro-Electric Station, 172, 177
Sluices, Model Experiments on, 657
Sluices, Report on Calibration, 792
Astronomical Work, Zeiss Optical Works, 666*
Astronomy, Engineering Principles and the Machinery of the Stars, 173
Origin, History and Constitution of the Earth (Review), 717
Work of Huygens, 452
Ateliers, J. Hanrez, S.A., Modave System of Dust Extraction, 831*
Atkinson Rotary Furnace and Inclined Grate for Boilers, 311*, 426*, 501*
Atlantic Liners. See Steamers
Ports, North America, and Great Lakes Traffic, 286*
Atmospheric Electricity, Modern Theories of Lightning, 555*
Atomiser, Fuel, Petters' Oil Engine, 224*
Atritor Pulverisers, Hams Hall Power Station, Birmingham, 103*
August's Muffle Furnaces, Ltd., Core Stoves Heated by Portable Drier, 751*
Austin Constant-Current System, Auxiliary Machinery, S.S. " Viceroy of India," 813*
Australia, Council for Scientific and Industrial Research, Paper Pulp from Eucalyptus, Report, 13
Economic Mission to, Report, 696
Forest Products Laboratory, Proposed, 48
Hume Reservoir, Murray River, Inquiry into Cost, 434
New South Wales, Floating Dock for Walsh Island Dockyard, 591*
Railway Gauges in, 79, 111
Autogenous Welding. See Welds and Welding
Automatic Machine Tools. See Machine Tools
Stokers. See Stokers
Substations, South African Railways, Equipment for (British Thomson-Houston Co., Ltd.), 212*, 282*
Automobile Engineers, Institution of, Heavy-Oil Engines on Road and Rail, by A. E. L . Chorlton, 338
See Motor Cars
Auxiliary Machinery, Marine. See Marine
Aveling and Barford and Perkins (Sales), Ltd., Oil Engined Road Rollers and Tractors, 147*
Aviation. See Aeronautics
Ayres, E., and Co., Ltd., Trench-Digging Machine, 379*

BABCOCK and WILCOX Boilers, Hudson Avenue Power Station, New York, 549*. See Errata, 583
Boilers, Marine Installations, 404*
Badische Maschinenfabrik und Eisengiesserei, Moulding Machine, 751*
Baird and Tatlock (London), Ltd., Exhibits at Physical and Optical Socieandies' Exhibition, 84
Bailey, R. W., on Manchester Researches and Mechanical Science, 825
Bakelite, Exhibits, Physical and Optical Societies Exhibition, 56
Turbine Rotor for Pneumatic-Electric Lamps, 123*
Balancer, Gas-Pressure (Constructional Engineering Co., Ltd.), 785*
Balancing of Locomotives and Impact on Railway Bridges, 143*, 187*, 312, 363, 695 See LETTERS, 435, 672*, 723, 764
Machines, Dynamic and Static (Gisholt Machine Co.), 8*
- 60-Ton Dynamic, for Rotors (C. Schenk), 38*
Ball Bearings. See Bearings
Ball Hardness Tests. See Hardness under Tests (Materials)
Band Conveyors. See Conveyors
Barber, Walker and Co., Ltd., Atkinson Rotary Furnace for, 428
Barcelona, World Power Conference, 433
Barclay-Vesey Building, New York Telephone Co., 99*; Foundations of, 317*
Barker, A. H., on Electrical Heating and Ventilation of Bourne and Hollingsworth's Premises, 196
Barker, W. T. E., the Late, 44
Barnaby, Sir N., Warships Designed by, 321
Barnett, J. R., on Motor Life-Boats of Royal National Life-Boat Institution, 502*. See 420
Barograph, Steelyard (Negretti and Zambra), 85*
Barr, Dr. G., on Estimation of Hydrogen in Steel, 697*. See 650
Barton Power Station, Sulphurous Fumes from, 761
Basin, Griesenwarder, Hamburg, Construction, 575*
Batteries. See Electric
Battersea Power Station, Prevention of Grit and Fumes, 554. See LETTERS, 588, 612, 651, 652, 672
Battleships. See Warships
Bauer-Wach Exhaust Turbine, S.S. "Boniface," Performance, 411*, See 389
Bauxite, Low-Grade, Flotation of, 504
Beams, Ferro-Concrete, Stresses in, 63*
of Non-Uniform Mass and Section, Vibration in, 390
Beardmore, W. and Co., Ltd., Water-Tube Boiler, Wallasey Power Station, 511*. See Addendum, 551
Bearings, 160,000-kw. Brown-Boveri Turbo-Generator, 68*, 128*
Lubrication by Grease and Doped Oils, Experiments at National Physical Laboratory, 795*, 808
Metals. See Alloys under Metallurgy
Michell, with Propeller-Thrust Indicator, 723*
Thrust, Michell Type, 160,000-kw. Brown-Boveri Turbo-Generator, 128*
Beaumont, Major E. G., on Transport Development and Efficiency, 617. See Erratum, 737
Beaumont, W. W., the Late, 484
Becker Coke-Oven Plant, Nunnery Colliery Co., Ltd., 453*; Bedwas, South Wales, 518
Bedford Corporation and Rural Electricity, Development, 698
Bedwas, South Wales, Becker Coke-Oven Plant 518. See 456
Belfast Association of Engineers, Salvage and Reconstruction of M.S. "Lochmonar," by J. Harney, 26*. See Addendum, 196
Bell, R., on Trade and Transport Prospects on North-East Coast, 633
Bellhouse, Sir G., on Industrial Safety, 300, 335
Belliss and Morcom, Ltd., Air Compressor, 692*
Belt Conveyors. See Conveyors Drive, Flexible (A. F. Flender), 294*
Belting, Rubber Transmission, Standard Specification, 200
Bending Tests. See Tests (Materials)
Benton, W. A., on Instrument for Specific Gravity Determinations, 504* ; on John Wyatt and Weighing of Heavy Loads, 495
Benz, K. the Late, 588
Benzol Plant, Becker Coke-Oven Installation, 456
"Berrengaria," S.S., Lateral Vibration Diagram, 60
Berg, Mr., on Pulverised-Fuel Practice, 109. See LETTERS, 135, 165, 673
Berginisation Process for Coal Liquefaction, 8
Bergmuller Maschinenfabrik, Veneer Press, 322*
Berlin, World Power Conference, 763
Berry, Sir W. J., on H.M. Battleships "Nelson" and "Rodney," 357*. See 366
Bessemer Medal, Iron and Steel Institute, Presentation to Sir C. A. Parsons, 558, 572
Betz, A., on Flow in Obstructed Passages, 434*
Bevel-Gear Planing Machine, 324*
Bever, Dorling and Co., Ltd., Malcolm-Feuer-heerd Rotary Pump, 345* ; Pump Control Gear, 684* ; Winding Engine Controller, 685*
Bhandardara Dam, Bombay Deccan Irrigation Works, 255*, 599*, 743*, 775*
Bhatgar Dam, Bombay Deccan Irrigation Works, 255*, 599*, 743*, 775*
Billingham Ammonia Works, Water-Gas and Producer-Gas Plant at, 348*, 450*, 608*
Binary Alloys. See Alloys under Metallurgy
Binnie, Dr. D., on Liquidus and Solidus of Commercial Steels, 662 ; On Solubility of Iron and Manganese Sulphides in Steel, 662
Birkenhead, Alfred Dock, New Entrance Lock, 12*
Birlec Electric Furnaces, 264*
Birmingham, British Industries Fair, 191* 223*, 262*. See 273
Birmingham Electric Furnaces, Ltd., Carburising Furnace, 264* ; Portable Furnace, 264*
Gas Purification at, 781
Hams Hall Power Station, Atritor Pulverisers, 103*
Meeting, Institution of Water Engineers. See Water Engineers
Water Works, Elan Aqueduct Extension, 800
Bitumen, Separation from Bituminous Sands, 91
Bituminous Sands, Alberta, Occurrence and Separation, 91
"B. and L." Powdered Fuel, Ltd., Pulverised Fuel Burners for Lancashire Boilers, 609*
Black and Decker, Ltd., Swing-Frame Grinding Machine, 785
Blackstone and Co., Ltd., Oil Engines at British Industries Fair, 263
Blading, Brown-Boveri Steam Turbine, 7*. See LETTERS, 165 ; Erratum, 198
Turbine, Fatigue Limit of, 260
- Phosphor-Bronze, Specification, 447
Blakeborough, J., and Sons, Ltd., Sluice and Multiple-Door Reflux Valves, 166*
Blast Furnaces. See Furnaces
Blazey, C., on Brittleness in Arsenical Copper 852. See Erratum, 428
Blenkinsop Engine Relics, 360, 434, 453*. See LETTER, 527
Block and Brick-Making Machine (Gaspary and Co.), 294*
Concrete, Lining, Somport International Tunnel, Transpyrenean Railway, 714*
Blue Nile, River, and Gezira Irrigation Scheme, 87*. See LETTER, 135
Blythswood Shipbuilding Co., Ltd., Diesel Engine for Oil Tanker "Irania" 295*
Board of Trade Regulations for Superheater Tubes, 471
Reports, Boiler Explosion Inquiries, 123, 424, 673, 766
and Stability of Passenger Liners, 476
See also Overseas Trade Department
Boat, Motor. See Motor Boat
Submarine. See Warships
Bogie, Four-Wheeled, Spring Controlled, Electric Passenger Locomotive, Great Indian Peninsula Railway, 101*. See 161*
Bohn and Kahler, A. G., Oi1 Engine, 292*
Boilers, Babcock and Wilcox. Hudson Avenue Power Station, New York, 549*. See Errata, 583
- and Wilcox, Ivry Port Power Station, 571*
Binary-Fluid, Feed-Circuits for, 113, 122*
Blow-Down and Heat-Recovery Plant (Filtrators, Ltd.), 685*
Cast-Iron Heating, Explosion of, 123
Circulation, Model Experiments, 656. See 369
Construction, Management and Use (Review), 242
Control, Hagan System, Results, 247*
Electrically-Heated (Sulzer Brothers), 30*
Embrittlement of Steel in, 424. See LETTER, 435
Explosion Inquiries, Board of Trade Reports, 123, 424, 673, 766
- at Newport Iron Works, 424. See LETTER, 435
Feed Pump. See Pump
- Water Circuits, 112, 119*
Flash, for Steam Disinfectors (Grampian Engineering Co., Ltd.), 692*
Flue Gases, Dust Extraction from, Modave System, 831*
Furnaces. See Furnace and Stoker
High-Pressure Comparative Costs, 707*
- Pressure Loffler, Experience with, 459
Lancashire, Application of Atkinson Rotary Furnaces to, 311*, 426*
- Pulverised-Coal Burners for, 609*
- with Steam Accumulators, River Don Works, 73*
Locomotive, French Railways, 481, 524
- High Pressure, 118*
- See also Locomotive
Marine, Drifters "Gleam of Hope" and "Reliance," Explosions of, 766
- High Pressure, for Pulverised Fuel, 472*
- Regulations for Superheater Tubes, 471
- Return Tube, with Atkinson Rotary Furnace, 312*
- Water-Tube, 404*, 471*. See 419
- Yarrow, S.S. "Viceroy of India," 717*. See 240, 816
Plant, Combined Feed-Water Heater and Air Heater, the Supermiser, 328*
Pulverised-Fuel Fired, Tests at Calumet Power Station, Chicago, 217
- Fuel Firing, 109. See LETTERS, 135, 165, 673
Rauber and Luquet, 472*
Scaling Tool, Portable Electrically-Driven, 182*
Schmidt, Feed Water System for, 122*
Sectional Express Type, Experimental, 472*
Steam Wagon, Explosion of, 123, 673
Tests, Report on, Manchester Steam Users' Association, 493
Vertical, Collapse of Firebox, 673
- "Kwiksteam" (Constructional Engineering Co., Ltd.), 785*
- Welded Firebox and Combustion Chamber (Riley Bros. (Boilermakers), Ltd.), 680*
Waste-Heat, La Mont System, 341*, 393*
- Heat, Water-Gas Plant, Billingham, 450*
Water-Heating, Explosion of, 123
- Level Indicator for (Venner Time Switches, Ltd.), 115*
- Tube, with Atkinson Inclined Grate, 501*
- Tube Stirling, Explosion of, 424. See LETTER, 435
- Tube, Wallasey Power Station (W. Beard-more and Co., Ltd.), 511*. See Addendum, 551
- Tube, Yarrow, in Canadian Pacific Rail-way Co.'s Steamers, 375*, 442*. See 387
Welded Drums for, 420
See also Engines and Boilers in PARAGRAPH INDEX
Bolsover, G. R., on Brittleness in Mild Steel, 649
Bolts and Nuts, Standard Specification, 290
Bombay Deccan, Irrigation Works in, 255*, 599*, 743*, 775*
Tata Power Company's Hydro-Electric Scheme, 487
Bon Liquid Soldering Flux, 108
"Boniface," S.S., Bauer-Wach Exhaust Turbine, Performance, 411*. See 389
Bonus System. See Labour
Books, New, Notes on, 10, 253, 435, 514, 708, 772, 805, 837. See LITERATURE INDEX
Received, 14, 46, 76, 138, 200, 234, 268, 298, 380, 394, 428, 456, 488, 518, 550, 582,612, 644, 676, 724, 756,788, 820
Booth Liner, S.S. "Boniface," Bauer-Wach Exhaust Turbine, Performance, 411*. See 389
Boring Machine. See Machine Tools
Boston Consolidated Gas Co., La Mont Waste-Heat Steam Generators, 341*, 393*
United States, Edgar Power Station, Super-Pressure Boilers; 459
Bottcher and Gessner, Woodworking Machinery at Leipzig Fair, 325*
Bottle-Washing Machine, Automatic (R. Powley and Sons, Ltd.), 834*
Bourne and Hollingsworth's Premises, Electrical Heating and Ventilation of, 196
Bowmaker, E. J. C., on Coal for Gas Producers, 452
Bracing, Timber, Welland Ship Canal Reconstruction, 539*
Bradford Engineering Society, Atkinson Rotary Furnace and Inclined Grate, by J. S. Atkinson, 311*, 426*, 501*
Bradley, J., on Endurance Testing Machine for Springs, 36*
Bragg, Sir W., on Diamonds, 35 ; on Crystal Analysis, 242*
Braithwaite and Co. (Engineers), Ltd., Steel Tower for Overhead Lines, 284*
Bramley, Dr. A., Presentation of Carnegie Medal to, 600
Brass, Corrosion of. See Corrosion
P.M.G., Vickers-Armstrongs, Ltd., 694*
Röntgen Ray Investigation of, 242*
Sheet and Strip, Standard Specification, 217
Tube and Strip, Annealing Furnaces, 441*
Brassey's Naval and Shipping Annual (Review) 664
Braunholtz, Dr. W. T. K., on Rational Utilisation of Coal, 109. See LETTERS, 135, 165, 673
Brazil, Para, Trade, Report, 199
Breakdowns. See Accidents
Breakwaters, Port Weller Harbour Construction, 479*
Breech Piston Pump (M. W. Swinburne and Sons, Ltd.), 685*
Breeze and Clinker Aggregates, Investigations, 522
Brewery, Savill Brothers', Pulverised-Fuel Installation, 609*
Brick and Block-Making Machine (Gaspary and Co.), 294*
Breaking Machine (Winget, Ltd.), 196*
Fire. See Firebricks; Refractory Materials
Brickwork, Exposure Tests of, Building Research Station, 127*
Bridge, Arlington Memorial, Washington, Model Experiments, 567*
Cast-Iron Arch, Holt Fleet, Worcestershire, Strengthening by Ferro-Concrete, 34*. See LETTER, 135
Model Experiments on, 567*
Oscillator, Electrically-Driven, 187*
Railway, Impact on, 143*, 187*, 312, 363. 695. See LETTERS, 435, 672*, 723, 764
- over Krishna River, Re-Girdering. 135
Steel Arch, River Wear, Sunderland, 156*
Stress Committee, Report, 143", 187*, 312, 363, 695. See LETTERS, 435, 672, 723, 764
Suspension, Failure of Heat-Treated Wires in, 461
- Stiffened, Stresses in, 698
Transpyrenean Railway, Via Canfranc, 541*, 634*, 713*, 782*
Wearmouth, Sunderland, Reconstruction, 156*
Welland Ship Canal, 478*, 537*
See also PARAGRAPH INDEX
Brimsdown Station, North Metropolitan Power Co., Addenda, 77, 200
Brinell Tests. See Hardness under Tests (Materials)
Britannia Foundry Co., Ltd., Hand-Operated Moulding Machine, 732* ; Sand-Mixing Machine, 752*
British Association. Section G, Engineering, Programme of South African Meeting, 364
British Benzol and Coal Distillates, Ltd.,
Becker Coke-Oven Plant, 518. See 456
Columbia, Hydro-Electric Progress in, 272
Electrical and Allied Industries Research Association, Need for Funds, 206 ; Report, Extended Steam Tables, 546*, 595. See 553
Electrical Development Association, Dinner, 361
Engineering Standards Association. See Engineering Standards
Floods and Droughts (Review), 244
British Hanovia Quartz Lamp Co., Ltd., Exhibits at Physical and Optical Societies Exhibition, 56
Industries Fair, Birmingham, 191*, 223*, 262* ; London, 273
British Metallising Co., Ltd., Exhibits at Phy-sical and Optical Societies' Exhibition, 56
Navy. See H. M. under Warships
Non-Ferrous Metals Research Association, Annual Meeting, 614
Railways. See Railways
Shipbuilding. See Shipbuilding
Shipping. See Shipping
British Thomson-Houston Co., Ltd., Automatic Substation Equipment, South African Railways, 212*, 282* ; Metal-Clad Plug-In Switchgear, 227*; Gramophone Driving Motor, 227* ; Turbo-Electric Drive and Electrical Equipment, S.S• " Viceroy of India," 747*. See 240, 816.
Trade. See Trade
British Xylonite Co., Ltd., Hagan System of Boiler Control, Results, 247*
Brittleness in Mild Steel, 649
Broaching Machine. See Machine Tools
Brook, G. B., on Testing of Electro-Deposits on Aluminium, 531* See 338
Brooke, J. W., and Co., Ltd., 100-h.p. 24-ft. Motor Boat, 771*
Brooke Tool Manufacturing Co., Ltd., Welded-Blade Milling Cutters, 470. See LETTER, 527
Brooklyn Edison Co., Hudson Avenue Power Station, 547*. See Errata, 583, 789
Broom and Wade, Ltd., Pneumatic Sand Rammer 265*
Brotherhood, P., Ltd., 300-b.h.p. Six-Cylinder Ricardo Sleeve-Valve Oil Engine, 193
Brown, A., the Late, 168.
Brown, Boveri and Co., 165,000-kw. Turbo-Generator, 1*, 6541, 128*. See LETTER, 165 ; Erratum, 198
Brown Brothers and Co., Ltd., Steering Gear, S.S. " Viceroy of India," 838
Brown, C. C., the Late, 644
Bruceton, Pennsylvania, Experimental Mine, Coal-Dust Explosion Tests, 28
Bruhn, Dr. J., on Load-Line Regulations, 388
Brush, C. F., the Late, 829
Brush Electrical Engineering Co., Ltd., Electric Generators, Merthyr Tydfil Hydro-Electric Plant, 581
Bryson, F. F. S., on Erosion of Tank Blocks, 452
B.S.A. Tools, Ltd., Machining Internal-Combustion Engine Valves, 105*
Bucket, Excavating Hayward, 30-lb. Dwarf, 448*
Buckeye Portable Tool Co., Pneumatic Hand Grinding and Polishing Machines, 61*
Bucyrus-Erie Co., Electrically-Driven Stripping Excavator, 773*
Building Construction, Concrete Blocks and Machines for. See Concrete
- High, in New York, 98*
- See also Ferro-Concrete and PARAGRAPH INDEX
Factory, Michelin Tyre Co., Ltd., Stoke-on-Trent, 57*, 153*
Large, American Foundation Methods for, 317*, 447*, 631*
Research Board, Report, 50, Investigations on Breeze and Clinker Aggregates, 522 ; Report, Agricultural Terra-Cotta and Faience, 674
- Station, Watford, 125*, 222', 288', 386*, 422*
Vibrations of, National Physical Laboratory Investigations, 102, 811. See 237
Ventilation of, Model Experiments, 658
Bulkheads, Longitudinal, Danger of, 475
Bull, A. J., on Colour Problems in Photo Engraving, 178
Bull Motors, Ltd., High-Frequency Alternator, 263*
Bunkers, Ferro-Concrete, Ivry Port Power Station, Paris, 570*
Bureau of Mines. See United States
of Standards. See United States
Burma, Oilfields, of, 494
Burners, Duplex, Pulverised-Fuel Locomotive, German State Railways, 221*
— Pulverised-Coal, for Lancashire Boilers, 609*
Business and Professional Ethics, 142
Bussey Coal-Distillation Plant, Glenboig, 409*

C.

CABLES, Suspension Bridge, Failure of Heat-Treated Wires in, 461
— See also Wire Ropes and Electric
Cadmium-Gold Alloys, 350
— Zinc Solder, 208
Caerphilly Urban District Council versus Griffin, Supply of Electricity, 761
Caesium Vapour, Condensation on Tungsten, 699
Cairo Main Drainage System, Amiria Pumping Station, 734
Caisson, Dry Dock, Philadelphia Navy Yard, 808
Pneumatic, Foundations, New York Buildings, 317', 447
California, Pacoima Arch Dam, 70*. See LETTER, 527, 588
Callendar, Prof. H. L., on Extended Steam Tables 546, 595. See 553
Callendar and Nicolson's Steam Engine Investigations, 60*
Calorimeter, Gas, Recording, Fairweather, 817*
Calumet Power Station, Chicago, Pulverised-Fuel Boiler Tests, 217
Cam-Turning Lathe, Melling, 215*
Cambridge Instrument Co., Ltd., Exhibits at Physical and Optical Societies' Exhi-bition, 55* ; Record from Stress Record er, 144*
Cammell Laird and Co., Ltd., H.M.S. " Rodney," 357*
Campbell, D. F., on Developments in Electric Furnaces, 439*. See 384
Canada, Alberta, Bituminous Sands,. Occur-rences and Separation, 91
Dominion Water Power and Reclamation Service, Report, 272
Engineering Institute of. See Engineering Institute of Canada
Harbour Developments in, 827
Hydro-Electric Progress, Report, 272
Niagara Falls, Preservation Proposals, 133*
Power for Pulp and Paper Industry, 273
University of Toronto, Tests of Motor-Car Engine, 37
— Welland Ship Canal Reconstruction, 285*, 415*, 476*, 537*
Canadian Mines Department, Report on Diatomite, 836
Canadian Pacific Railway Co., Performances of Steamers of, 375*, 442*. See 387 Canal, Panama, Annual Report, 81

— * Ship, Welland, Canada, Reconstruction, 285*, 415*, 476*, 637* — * See also PARAGRAPH INDEX

Canalisation of the Gezira, 87*. See LETTER, 135
Cantor Lectures on Treatment of Coal, 271 Cape Town, Fruit Pre-Cooling Plant, 93* Capital and Labour. See Labour
" Capitan Thompson," Chilean Submarine, Launch, 86*
Carbon-Dioxide Gas Cylinders, Research at National Physical Laboratory, 811

— * Monoxide Production by Gas Appliances, Report, 762

Carbonisation, Coal, Gray-King Assay Appa-ratus, for, 345

— * Plant, Experimental, at Fulham, 260* Carborundum Disc Saw, Anderson-Grice, 126* Carburisation. See Heat Treatment under

Metallurgy
Cardiff, Wenallt Reservoir, Ferro-Concrete Arch Floor, 800

— * Works, Guest, Keen and Nettlefolds, Ltd., Sinter Plant at, 560*. See 573 Cardiograph, Electro-, Portable, 55*

Cargo Steamers. See Steamers
— Trimming Machine, the Every, 309* Carnegie Medal, Iron and Steel Institute,
Presentation to Dr. A. Bramley, 600 Carriages, Steam, Road, Early History of, 578 Cars, Motor. See Motor Cars
Carstens, Machinenfabrik E., Sandpapering Machines, 325*
Cart, River, Overhead Power Transmission
Line, Towers and Conductors, 660* Case-Hardened Steel, Measurement of Thick
ness of Case, 693*. See 850
Case-Hardening. See Heat Treatment under Metallurgy
Casella, C. F., and Co. Ltd., Exhibit at Physical and Optical Societies' Exhibition, 66
Cast-Iron Arch Bridge, Holt Fleet, Worcester-shire, Strengthening by Ferro-Concrete, 34*. See LETTER, 135
Castle Fuse and Engineering Co., Ltd., Three
Wire Distribution Board, 227* Catalogues, 32, 62, 92, 122, 284, 345, 379,
414, 444, 473, 504, 535, 566, 598, 630,
659, 709, 742. See PARAGRAPH INDEX Caterpillar Tractor. See Tractor Cathetometer, Universal (Casella and Co., Ltd.),
56
Caton, W. E., on the Works of Oxford Gas Light and Coke Co., 734
Catterson-Smith, R. M., Electric Furnaces, 84 Caustic Embrittlement of Boiler Steel, 424. See LETTER, 436
Cauwood, J. D., on Coal for Gas Producers, 452 Cave-Brown-Cave, Wing-Comdr. T. R., on
Aircraft Engineering and Mechanical En
gineering, 400
Cavendish Laboratory, Magnetic Researches at 493
Ceiling Roses, Specification, 739
Cells. See Electric
Celluloid Model of Bridge Span, 567*
Cement Kiln, Rotary (E. Allen and Co., Ltd.), 126*

— * Limes and Plasters (Review), 462 — * See also Concrete and PARAGRAPH INDEX Cementation. See Heat Treatment under Metallurgy

Celiarbe Viaduct, Transpyrenean Railway, Via Canfranc, 784*
Centenary Faraday, Celebration, 1931, 175
of Thomas Tredgold, 111
Central Electricity Board, Report, 585
Mathematical School, Portsmouth Dock-yard, 69, 95, 155, 258, 321, 401
Scotland, " Grid " Transmission . Scheme, 564, 660*, 737*
Station. See Power Station
Centrifugal Pumps. See Pumps
Centrifuge, Electrically-Driven, for Oil Puri
fying (F. Krupp A.-G.), 323*
Centreing, Timber, Peilhon Bridge, Trans.
pyrenean Railway, 634*
Chadwick Lecture, What Health and Civilisation Owe to Engineering, 521
Scholarships in Sanitary Science, 299 Chain-Track Tractor. See Tractor
Wrought-iron, Failure of, Work of National Physical Laboratory, 810
Chamber of Shipping, Annual Report, 240 Change-Over Switch (A. Reyrolle and Co., Ltd .) 228*
Speed Gear. See Gear
Channels, Open, Fluid Flow in, Model Experi-ments, 657
Charging Traverser Becker Coke Ovens, 455* Charing Cross Underground Railway Station, Reconstruction, 268
Charter, Royal, Proposed, for Institution of Mechanical Engineers, 618. See 615. See LETTER, 673
Chemical Analysis. See Analysis
Engineering, Treatise on (Review), 813
Engineers, Institution of, Annual Dinner, 400

— * Society, American, Heat Transfer from Steam to Metal, by D. F. Othmer, 745 Chemistry of Corrosion. See Corrosion

Estimation of Hydrogen in Steel, 597*. See 650
Work of Sir H. Davy, 697
See also PARAGRAPH INDEX
Chicago, Calumet Power Station, Pulverised
Fuel Boiler Tests, 217
Crawford Avenue Power Station, Tests of 50,000-kw. Turbo-Alternator, 178
Chile, Potrerillos Copper Mines, Underground Construction in, 741
Chilean Navy, Submarines, 86* ; Destroyers, 464*
Chimney Gases, Influence on Rainfall, 737 China, Commercial, Industrial and Economic Situation, Report, 80
Electric Mine Locomotive for, 517*
Chloride Electrical Storage Co., Ltd., Emerg
ency-Lighting Switch Panel, 226*
Chlorine, Sewage Treatment with, in United
States, 62. See LETTER, 135
Chorlton, A. E. L., on Heavy-Oil Engines on
Road and Rail, 338
Christie, Prof. A. G., on Peak Load Problems,
492. See LETTER, 689
Chronograph, Recording, Motor-Car Races, 611*
Circulating Pumps. See Pumps
City and Guilds of London Institute, Courses
for Electricians' Certificates, 523
Civil Aerial Transport. See Aeronautics

— * Engineers, French Society of, Railways in French Morocco, by M. Parodi, 211*

Civil Engineers, Institution of :
Annual Dinner, 303
Gezira Irrigation Scheme : Canalisation of the Gezira, by H. V. C. Johnstone, 87* ; Sluices and Machinery of the Gezira Irrigation Scheme, by J. It. Russell, 89*
Vibrations of Roads and Structures, by J. H. Hyde and H. R. Lintern, 102. See 237
Re-Girdering of Railway Bridges over Krishna River, by H. N. Colam, 135
Electrical Heating and Ventilation of Messrs. Bourne and Hollingswor th's Premises, by A. H. Barker, 196
Impact on Railway Bridges and Bridge Stress Committee's Report, by C. Gribble, 312. See 143*, 187,* 363, 895. See LETTERS, 435 672*, 723, 784
New Piccadllly Circus Station, by H. Hall, 437
Tata Power Company's Hydro-Electric Project, by N. J. M. Cursetjee, 487
James Forrest Lecture on Roads and Road Transport, by Sir H. P. May-bury, 578
Conversazione and Exhibition, 783
Civilisation and Heath, Debt to Engineering
521
Clarke, Chapman and Co. , Ltd., Electric Booster
Winch, 686* ; Coal Pulveriser, 686* Clays, Fire. See Firebricks ; Refractory Materials Clerk, Sir D. Work on Heat Transfer in
Internal-Combustion Engines, 180* Cleveland Iron Prices. See Metal-Price Diagrams — and the Northern Counties, Notes from,

14, 47, 76, 106, 138, 168, 200, 234, 268, 299, 330, 360, 394, 429, 457, 488, 518, 560, 582, 612, 644, 676, 724, 756, 788, 820. See PARAGRAPH INDEX

Climate. See also Meteorological
Clinker and Breeze Aggregates, Investigations,
522
Clutch, Humfrey-Sandberg, as Ratchet Gear,
609*. See LETTER, 652
Clyde, River, Overhead Power Transmission
Line, Towers and Conductors, 660*
CO2. See Carbon Dioxide
Coal Carbonisation, Experimental Plant, Fulham, 260*
Gray-King Assay Apparatus for, 345
High and Low Temperature, 272
High Temperature Plant Bedwas, South Wales, 518. See 456
— and Ignition Temperature, Reactivities and Structure of Coke, Report, 763

— * Combustion of, 271

Consumption, German State Railways, 219
See also Trials
Cutting, Electric Heading Machines, Hardy 625* ; Siskol, 691*
Distillation Plant, Bussey, at Glenboig, 409*
Dust Explosions. Accidents from, 287
— — Explosions, Prevention by Mud, 444
— — Explosions, Tests in Experimental Mine, 28
Inflammability and Explosibility of, 391
for Gas Producers, Selection of, 452
Gas. See Gas
Handling Plant, Becker Coke Oven Plant,
455*
Plant, Ivry Port Power Station, 570*
— Liquefaction by Berginisation, 8

— * Low-Temperature Carbonisation, Dvor-kovitz System, 641

— — Temperature Carbonisation, Salermo Retort, 701*
Temperature Carbonisation, Tar Production, 678
— Mine. See Colliery
— Mining, Economics of (Review), 663
— Motor FueLs from, 8
— and Oil Fuel, Costs at World Ports, 444*
— Pulverised. See Pulverised Coal

- * Pulveriser (Clarke, Chapman and Co., Ltd.),

686*
— Rational Utilisation of, 109. See LETTERS,
135, 165, 673
— Ravine Seam, Pyritic Oxidation in, 380

— * South Yorkshire Seam, Survey of, 709 — Traffic, North Eastern Area, 617 — * Treatment of, 271

— See also PARAGRAPH INDEX
Cobra Portable Woodworking Tools, 407*
Cochrane, J., and Sons, Ltd., Reconstruction of
Charing Cross Underground Station. 268
Cofferdami, Niagara Falls Reinedial Works, 133*
— Welland Ship Canal Reconstruction, 639* Cohesion, Intercrystalline, New Theory of, 767*. See 337
Coke, Factors Influencing Reactivity of, Report, 781

— * Ignition Temperatures, Reactivities and Structure of, Report, 763 — * Oven Gas, Use in Motor Vehicles, 49 — — Plant, Becker, Nunnery Colliery Co.,

Ltd., 453* ; Bed was, South Wales, 518 Coking, Low-Temperature, of Coal. See Coal Colam, H. N., on Re-Girdering of Railway
Bridge over Krishna River, 135
Cold Storage, Fruit Pre-Cooling Plant at Cape Town, 93*
See also Refrigeration
Coleman Foundry Equipment Co., Ltd., Power Squeezing Split-Pattern Moulding Machine, 731* ; Runner Bush-Machine, 731* ; Prosama Sand Thrower, 732
College. See Education
Collet and Engelhard Boring Machine, 753 Collieries, Chinese. Electric Locomotive for, 517k
Coal-Dust Explosion Tests in Experimental Mine, 28
Communication through Earth Strata, Experiments in, 445
Economics of Coal Mining (Review), 663
Electric Heading Machines for, 625*, 691* — Prevention of Coal-Dust Explosions by Mud, 444
Safety in Mines Research Board, Pyritic Oxidation in Ravine Seam, 380 ; Inflam-mability of Coal Dusts, 391 ; Firedamp Explosions in Closed Vessels, 473
United States, Accidents in, 287
Witkowitz, Czechoslovakia, Miler Boiler at, 460
— Accidents, Statistics and Prevention, 287
Explosions and Overheated Miners' Lamps, 695
— Lighting (Review), 207
Screening Machine (Sunderland Forge and Engineering Co., Ltd.), 683*
Winding Ropes, Deterioration, Report, 301

— * See also Mines and Coal

Collisions. See Accidents
Colour Problems in Photo-Engraving, 178
Colombia, Cundinamarca Railway, Kitson
Meyer Locomotive for, 437*
Combustion, Surface. See Surface Combustion
See also Fuel ; Gases ; Gaseous Explosions Commerce and Industry, Education in, Asso
ciation for, Report on Education for
Foremen, 823
See Trade. See also Industries and Com-merce in PARAGRAPH INDEX
Commercial Aviation. See Aeronautics..
— Motor Cars. See Motor
Commission, Holborn Explosion, Report, 460 — International, on Illumination, Saranac
Meeting, United States, Report, 781 — — Technical, Report on Heightening
Assouan Dam, 176*. See 171, 305 ;
LETTERS, 208, 370
Committee, Bridge Stress, Report, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672, 723, 764
Engineering Standards. See Engineering and Standardisation
— Imperial Economic, on Agricultural Mach-inery, Report, 333
on Trade and Industry, Report, 334 Commonwealth Edison Co., Tests of 50,000-kw. Turbo Alternator, 178
Communication, Underground, through Earth Strata, 445
Companies. See PARAGRAPH INDEX Compound Locomotives. See Locomotives
Stress. See Tests (Materials)
Compressed-Air Motor, Hele-Shaw Beacham, 754*
Tools. See Machine Tools
See also Pneumatic
— Gas Cylinders. See Gas
Compressor, Air. See Air Compressor
Concrete Arch Dam, Pacoima Creek, California, 70*. See LETTER, 527, 688
Block Lining, Somport International Tun-nel, Transpyrenean Railway, 714*
— Making Machines (Enticknap Concrete Machines, Ltd.), 225* ; (Gaspary and Co.) 294*
Breeze and Clinker Aggregates, Investiga-tions, 622
Cribs, Port Weller Harbour Construction, 479*
Institute, American, Proceedings, Twenty-Fourth Convention (Review), 664
Mixers (J. Viigele A.-G.), 293* ; Saxonia Self-Discharging, 252*
Monoliths, Construction of Entrance Lock, Birkenhead Dock, 12*
Plain and Reinforced (Review), 717
Quay Wall, GriesenwArder Basin, Hamburg, 577*
Reinforced. See Ferro-Concrete
Shrinkage and Flow Investigations, Building Research Station, 422*
Spreader, Petrol-Driven, for Road Making, 292*
and Timber Pile-Heads, Bond between, 219
See also Ferro-Concrete and PARAGRAPH INDEX
Concreting Plant, Port Extension Works, Hamburg, 577*
— Welland Ship Canal Reconstruction, 480* Condensation, Steam Engine, Investigations, 59*, 179*
of Supersaturated Steam, 711*, 779*, 791 Condensers, Air Pumps for. See Pumps, Air
Regenerative Type, S.S. " Viceroy of India," 719*
Single-Pass, Hudson Avenue Power Station, 550
Surface, Heat Transfer in, 745
Tubes, Cupro-Nickel, in B.S. " Melita " and S.S. Minnedosa." 374
See also Electric
Condensing Plant, Three-Stage Air Ejector•
(G. and J. Weir, Ltd.), 686*
Conductivity, Heat, Problems in, 251
See also Electric.
Conference, Industrial Reorganisation and Relations, Report, 334
International, Safety of Life at Sea, 728
Mond-Turner, and Proposed National Industrial Council, 173
Congress, Annual, Institute of Transport, Harrogate 616, 633. See Erratum, 737
World Engineering, Tokyo, British Papers, 591
Conservation of Coal. See Coal ; Fuel ; Pulverised Coal
Consolidated Gas Co., Hudson Avenue Power Station, New York, 547*. See Errata, 583, 789
Constant-Current System, Austin, Auxiliary Machinery, S.S. " Viceroy of India," 813*
Constructional Engineering Co., Ltd., " Hwik-steam " Boiler, 785 ; Gas Pressure Balancer, 785*
Industry, Position and Prospects, 461 Control Gear, Pump, Automatic (Bever, Dorling and Co., Ltd.), 684*
Machine, Automatic, Water-Gas Plant,
Billingham, 451*
Controllers, Electric Motor. See Motors Electric
Winding Engine (Bever, Dorling ( Co., Ltd.), 685*
Convection Losses from Pipes and Cylinders,
Model Experiments, 568*, 655* Conversazione, Royal Society, 622, 650, 699,
796
Conveyor, Monorail, Ivry Port Power Station, 570*
Cooler, Air, 160,000-kw. Turbo-Generator, 2*, 128*
Cooling Curves, Alloys. See Metallurgy
Plant for Fruit, Cape Town, 93*
Cooper, A. R., Reconstruction of Charing Cross
Underground Station, 268
Copper Alloys. See Brass ; Bronze ; Gun
metal ; and Alloys under Metallurgy
Arsenical, Brittleness in, 352. See Erratum, 428
Imports of, 81
Mines, Potrerillos, Chile, Underground Con-struction in, 741
Prices. See Metal-Price Diagrams
See also Metallurgy
Core-Sand Mixing Machine (Fordath Engineering Co., Ltd.), 785

— * Stoves, Heated by Portable Drier (August's

Muffle Furnaces, Ltd.), 751*
Corin, W., the Late, 611
Cormac, P., on New Straight-Line Motion, 663*.
See LETTER, 830
Corrosion, Acid-Resistant Alloys, 742
of Nickel and Monel Metal by Milk, 742
Tests, Electro-Deposits on Aluminium, 533* Cottman Co., Every Cargo Trimmer, 309* Couplings, Flexible, Claw Type, 160,000-kw. Brown-Boveri Turbo-Generator, 68*
See also Clutch
Court House, County, New York, Ferro-Con
crete Ring Foundation, 631*
Court, T. H., on History of the Spectacle
Makers' Company, 737
Cover, G. W., on Wenallt Reservoir, Cardiff, 800
Crane, Jib, on Oil-Engine Driven Tractor, 147* Crankshafts, Dynamic Balancing Machine, 8*
Grinding Machine, 323*
Crawford Avenue Power Station, Chicago,
Tests of Turbo-Alternator, 178
Creep in Metals and Interrrystalline Cohesion,
770
Stress, Limiting, and Steam, Turbine
Practice, 162, 163, 203
Cribs, Concrete, Port Weller Harbour Construction, 479*
Crocker, C. E., the Late, 613
Crompton Parkinson, Ltd., Exhibits at Physical
and Optical Societies' Exhibition, 114
Crompton, R. E., Reminiscences (Review), 306
Cronshaw, Dr. H. P., on Bussey Coal Distil
lation Process, 409*
Crosby Valve and Engineering Co., Ltd.,
Feed-Water Regulators, Brimsdown Sta
tion, Addendum, 77
Crosfield, J., and Sons, Ltd., Atkinson Rotary
Furnaces for, 428*
Crossley Brothers, Ltd., Oil Engines at British
Industries Fair, 191*
Crude Oil Engines. See Engines, Oil
Cruisers. See Warships
Crusher for Bricks (Winget), 196*
Crystal Analysis, Introduction to (Review),
635
— Progress in, 242*
Single, Fatigue in, Research at National Physical Laboratory, 810*
Crystalline Structure of Metals. See Metal-lography ; Microphotographs
Culvert Pipes, Railway Embankments, Placing by Jacking and Tunnelling, 100
Cunard Liner Berengaria," Hull Vibration, Investigations, 650
Cundinamarca Railway, Colombia, Kitson-Meyer Locomotive for, 437*
Cunningham, Dr. B., on Extension Works, Port of Hamburg, 574* ; on Navy Yard Dry Dock No. 3, Philadelphia, 807*
Cupro-Nickel Condenser Tubes, S.S. " Melita," and S.S. " Minnedosa," 375
Cursetjee, N. J. M., on Tata Power Company's Hydro-Electric Project, 487
Cutters, Milling. See Milling under Machine Tools

— * Oxy-Acetylene (Messer and Co., G.m.b.H.)

322*
Cycle Industry, Position and Prospects, 129

— * Motor. See Motor Cycle

Cylinders, Engine, Heat Transfer in, 59*, 179*, 279*, 466*, 626*
Gas. F.e.?, Gas
Heat Transmission from, Model Experiments, 568*
Cylindrical Grinding Machine. See Grinding
Machine under Machine Tools Czechoslovakia, Loffier Boiler at Witkowitz
Collieries, 460
Skoda Works, Limit System, 619

D.

Dalmarnock Substation, Grid Transmission System, 737*
Dalrymple-Hay, H. H., Reconstruction of
Charing Cross Underground Station, 268 Dam, Arch, Ferro-Concrete, Pavane, Limentre
Hydro-Electric Installation, 382*
Pacoima, California, 70*. See LETTERS. 527, 588
Assouan, Heightening of, 171, 176*, 303*.
See LETTERS, 208, 370
Proposed Hydro-Electric Station, 172, 177
Sluices, Model Experiments on, 657
Sluices, Report on Calibration, 792
Bhandardara and Bhatgar, Bombay Deccan
Irrigation Works, 255*, 599*, 743*, 775* — Dix River, Kentucky, Hydro-Electric Plant,
669*
Gebel Aulia, on River Nile, 171
Sennar, and Gezira Irrigation Scheme,
87*. See LETTER, 135
— Sites, Geology of, 741
Dannemora Iron Mines, Sweden, Newcomen
Engine at 51
Davy, Sir H., Centenary of, 697
De-Aerators, Feed-Water, Ivry Port Power
Station, 603*
de Burgh, E. M., the Late, 651
Deccan, . Bombay, Irrigation Works in, 255*,
599*, 743*, 775*
Deflection of Stiffened Thin Plating undex
Water Pressure, 735*. See 391
Dehydration Plant, Silica-Gel, Wishaw Blast
Furnaces, 572
Delray Power Station, Feed-Heating System,
113
Denbigh Engineering Co., Ltd., Jolt-Ramming
Moulding Machine, 753
Dennis Brothers, Ltd., Petrol-Driven Lawn
Mower, 194*
Density of Molten Steel, 662
Derbyshire Coal Seam, Survey of, 709
" de Ruyter," Dutch Torpedo-Boat Destroyer,
704*
Desch, Prof. C. H., on Density of Molten
Steel, 662
Destroyers. See Warships
Detroit Edison Co., Delray Power Station
Feed-Heating System, 113

— * Suspension Bridge, United States, Failure of Heat-Treated Wires, 461

Deutsche Bautnaschinen-Gesellschaft Rammer
and Co., Concrete-Mixing Machine, 252*
— Industrie Normalien Limit System, Com
parisons with Skoda System, 619* Dewar Vessels, National Glass Industry, 56 D.I.N. and Skoda Limit Systems, 619* Diagrams, Indicator. See Indicator

— * Metal-Price. See Metal-Price Diagrams Diamond Drilling for Oil, 473

— Investigations of, 35
Diatomite, Occurrence, Preparation and Uses, Report, 836
Dictionaries, Technical, Six Languages, Electrical Engineering and Electro-Chemistry (Review), 495
Dictionary of Industrial Administration, Pitman's (Review), 540
Die-Casting Machine, Pressure (W. H. Dorman and Co., Ltd.), 225*
Diesel Engines. See Engines, Oil, Diesel ; Marine Propulsion
Digging Machine. See Excavating Machine Directories. See LITERATURE INDEX
Disc Grinding Machine. See Grinding Machine under Machine Tools
Disinfectors, Steam (Grampian Engineering Co., Ltd.), 692*
Disputes, Trade. See Labour
Dissolved Acetylene, Effect of Temperature,
Work of National Physical Laboratory, 811 Distillers, Feed.Water, Ivry Port Power
Station, 604*
Distribution Board (Castle Fuse and Engineering Co., Ltd.), 227* ; (A. Reyrolle and Co., Ltd.), 228* ; (G. Ellison), 228*
— — Standard Specification, 624
Dix River, Kentucky, Hydro-Electric Power Plant, 669*
Dobbie, McInnes and Clyde, Ltd., Stability
Indicator and Recorder for Ships, 484 Dock, Alfred, Birkenhead, New Entrance
Lock, 12*
Dry, No. 3, Philadelphia Navy Yard, 807*
Floating, Walsh Island Dockyard, New South Wales, 591*
Port of Hamburg, Extension Works, 574*
Tilbury, Reflux and Sluice Valves for, 166* Dockyard Schools and Second School of Naval Architecture, 69, 95, 155, 258, 321, 401
Walsh Island, New South Wales, Floating Dock for, 591*
Donaldson, Capt. J. M., on Forecasting Elec
trical Demands, 110. See LETTER, 166 Dondona, Lieut.-Col. F., on Trials of Italian
Destroyers, 832*. See 367
Donkin, B., Experiments on Steam Engines, 59
Dorman, W. H., and Co., Ltd., Pressure Die-Casting Machine, 225*
Double-Helical Gears. See Gears
Reduction Gears, Marine. See Marine
Propulsion
Drafting for Engineers (Review), 53
Drain Systems, Feed-Heater, Steam Turbine
Practice, 184*, 204
Drainage Pump, Portable Petrol-Driven
(Johnson Motor Co.), 359*
Under, Principles of (Review), 811
Drawing, Engineers', Treatise on (Review), 53 Dresden Heat Engine Laboratory, Tests at, 279*
Drills and Drilling Machines. See Machine Tools
Drilling, Diamond, for Oil, 472
Drive, Winterthur Universal, Electric Loco-motives, 161*. See 100*
Droughts and Floods, British (Review), 244
Drummond, W. .T., on Rational Utilisation of Coal, 109. See LETTER, 135, 165, 673 Dry Dock. See Dock
Drying Plant, Air, Wishaw Blast Furnaces, 572
Drysdale and Co., Ltd., Vertoil Motor-Driven Pump, 687*
Dubilier Condenser Co. (1925), Ltd., Exhibits at Physical and Optical Societies' Exhibition, 133
Duchesne, A., Steam Engine Investigations, 179
Duncan, H. M., on the Production of Sound Steel, 623*. See 601
Duralumin Construction, Vickers' Aeroplanes, 606*
Durant Motor-Car Engine, Tests of, 37
Durrant, Dr. P. J., on the Haughton-Hanson Thermostat, 327*. See 352 ; on Cadmium-Rich Alloys of the System Cadmium-Gold, 350
Dust, Coal, Inflammability and Explosibility of, 391
See also Pulverised Coal
Extraction from Flue Gases, Modave System, 831*
Dutch Navy, Torpedo-Boat Destroyer, 704* Dvorkovitz System, Low-Temperature Car-bonisation, 641
Dyeing Drum, Vortex, Submerged-Combustion System, 265*
Dyes, Fugitometer for Testing, 263* Dynamic Balancing Machine for Rotors (C. Schenk), 38*
Dynamometer, Pendulum, Building Research Station, 126*
Dynamos. See Generators, Electric ; Turbo-Generators

E.

Earth, Origin, History and Physical Constitution (Review), 717
Strata, Underground, Communication
through, Investigations, 445
East Africa, Trade and Commerce, Report, 284
Indian Railway, Arc Welding Plant, 92* Echelon Grating, Reflecting (A. Hilger and Co., Ltd.), 622
Economics of Coal Mining (Review), 663
Industrial. See Labour
Railway. See Railway
Economiser and Air Heater Combined, Super-miser Installation, 328*
Eddington, Prof. A. S., on Engineering Principles and the Machinery of the Stars, 173 ; Gifford Lectures on Nature of the Physical World, 759
Edgar Power Station, Boston, Experience with Super-Pressure Boilers, 459
Edinburgh Observatory, 36-in. Reflector, 684

Education :

Busk Studentship in Aeronautics, Cam-bridge, 527
Chadwick Scholarships in Sanitary Science, 299
City and Guilds of London Institute, Courses for Electricians' Certificates, 523
Education--continued.
Dockyard Schools and Second School of Naval Architecture, 69, 95, 155, 258, 321, 401
Education in Industry and Commerce, Association for, Report on Education for Foremen, 823
Electrical Contractors' Association, Courses for Electricians' Certificates, 523
Engineers, Institution of, Associate-Membership Examination, 178 ; Lectures on High-Voltage Cables, 178 Faraday House Electrical Engineering College, Scholarships, 178
Foremen, Education for, Report, 823
Gas Engineers, Institution of, Report of
Gas Education Committee, 734

Industry and Commerce, Education in,

Association for, Report on Education for Foremen, 823
King's College, London, Centenary Appeal, 305
Loughborough College Calendar, 820 Manchester Municipal College of Tech
nology, Prospectus, 589 ; Research
Scholarships, 820
Mining Engineers, Institution of, Mayor
and Coulson Scholarship, 766
Naval Architecture, Second School of, and Dockyard Schools, 69, 95, 155, 258, 321, 401
Portsmouth Dockyard, Central Mathematical School, 69, 95, 155, 258, 321, 401 Rensselaer Polytechnic Institute, Troy,
United States, Handbook, 821 Royal Scholarships and Free Studentships. Syllabus, 394
Scholarships, Research, Manchester Municipal College of Technology, 820

Technical Schools and Industrial Safety, 335 University College, London, Memorial to

Sir A. B. W. Kennedy, 303

Whitworth Scholarships, Regulations, 394 See also PARAGRAPH INDEX

Edwards, Lt.-Col. I. A. E., on Internal Air Services and Overseas Connections, 633 Efficiency of Boiler Plants. See Boiler Plants
of Engines. See Engines ; Trials
Thermal, Power Plant, Due to Increased Pressures, 149, 163, 203. See LETTER, 277
Egypt, International Technical Commission, Report on Heightening Assouan Dam 176*. See 171, 305* ; LETTERS, 208, 370
Eichelberg, Dr., on Heat Transfer in Oil Engines, 626*
Einstein Process of Metallising Non-Conductors, 246
Einthoven Galvanometer, Photographic Records, 55* ; Heat Engine Investigations, 280*, 627*
Ejector, Air, Three-Stage (G. and J. Weir, Ltd.), 686*
Elan Aqueduct Extension Work, Birmingham Water Works, 800
Electric Furnace Co., Ltd., High-Frequency Electric Furnaces, 264

Electric:

Accumulators, Emergency Lighting, Switch Panel for, 226*
Alternator. See Generator and Turbo Ammeters at Physical and Optical Societies' Exhibition, 114
Arc Furnace. See Furnace, Electric — Welding. See Welding
Austin Constant-Current System, Auxi-liary Machinery, S.S. ' Viceroy of India," 813*
Batteries, Solution of Plain and Amalgamated Zincs in, 354. See 386
See Accumulator (above)
Boilers, Electrically-Heated (Sulzer Bros.), 30
British Electrical and Allied Industries
Research Association, Need for
Funds, 206
Cables High-Voltage, Lectures on, 178
— Voltage, in Power Stations, 662, 672
— Telegraph, Submarine, Continuously
Loaded, 29
Ceiling Roses, Specification, 739
Central Electricity Board, Report, 585
Stations. See Power Stations
Change-Over Switch (A. Reyrolle and Co., Ltd.), 228*
Condenser-Type Terminal, 132,000 volt (Mi-canite and Insulators Co., Ltd.), 226* Conductivity of Metals, 587
Conductors, Steel-Core Aluminium, for " Grid " System, 515*, 660*, 738
Constant-Current System, Austin, Auxi-liary Machinery, S.S. " Viceroy of India," 813*
Cranes. See Cranes
Dictionary of Electrical Engineering and
Electro-Chemistry (Review), 495 Diesel-Electric Ferry Boat for Argentina,
Voyage of, 558
Distribution Board (Castle Fuse and Engineering Co., Ltd.), 227* ; (A. Reyrolle
and Co., Ltd.), 228* ; (G. Ellison), 228
Standard Specification, 624
Dynamo. See Generator ; Turbo-Generator Einthoven Galvanometer, Photographic
Records, 55* ; Heat Engine Investigations, 280, 627*
Electrical Apparatus, Physical and Optical Societies' Exhibition, 55*, 83* 114*, 132*, 216. See Errata, 168
Contractors' Association, Courses for Electricians' Certificates, 523
Development Association, Dinner, 381 — Engineering, Text-Book (Review), 401 — Industry, Position and Prospects, 81 — Machinery, Imports and Exports, 81 Electricity Commissioners, Central Electri
city Board Procedure, 685 ; Electrical Development in Rural Areas and Treasury Aid, 698 ; " Grid " Transmis-sion System in Great Britain, 515*, 562*, 660*, 737*, See 275 ; Mid-East England Electricity Scheme, 162* ; Report of Electric Fittings Committee, 167 ; Statistical Return, 824 ; Statistics of Electricity Supply, 238
Electric—continued.
Electro-Cardiograph, Portable (Cambridge
Instrument Co., Ltd.), 55*
Magnetic Induction, Discovery of, 175
Plating. See Electro
Fittings, Electric, Report of Statutory Committee, 167
Flame-Proof Enclosures, Specification, 582 Furnaces. See Furnaces
Fuseboard, Distribution (Castle Fuse and Engineering Co., Ltd.), 227* ; (A.
Reyrolle and Co., Ltd.), 228*
Galvanometer, Einthoven, Photographic Records, 55* ; Heat Engine Investigations, 280*, 627*
Generating Stations. See Power Stations
Generator. See Generator and Turbo Harmonic Analyser, Portable, Miles
Walker (Tinsley and Co., Ltd.), 115* Heater, Electric, for Soldering Irons
(Holden and Hunt), 226* Hydro-Electric Power Plants. See Power
Plants
Lamp, Incandescent, Invention of, 698. See LETTER 763
Induction, Electro-Magnetic, Discovery,175 — Furnace. See Furnace
— Motors. See Motors, Electric Insulating Materials, Varnish-Paper Boards
and Tubes, Standard Specification, 560 Insulator, 132,000-volt Condenser-Type
Terminal (Micanite and Insulators
Co., Ltd.), 226*
Porcelain, Testing of, 774
Suspension and Tension, " Grid "
Transmission, 515, 660*, 737* Lamps, Tungsten-Filament, Standard
Specification, 346
Lighting Set, " Rational," Petrol-Driven, 263*
Lightning, Modern Theories of, 555* Locomotives. See Locomotives, Electric London Electricity Supply, Battersea
Power Station, 554. See LETTERS, 588,
612, 651, 652, 672
and Home Counties Joint Electricity
Authority, Injuction against, 204 Machines. See Generators ; Motors ; Turbo Mains. See Cables (above)
Meters, Electric, Standard Specification, 781
— Summation (Stonebridge Electrical Co., Ltd.), 115
Motors. See Motors, Electric
National Electricity Supply, 729
Oil Switch. See Switchgear
Oscillograph, Duddell High-Frequency, 55 Photoelectric Microphotometer, 55
Plug and Switch Combined (A. Reyrolle and Co., Ltd.), 228*
Pneumatic-Electric Lamps, Rotors for, 123*
Power Factor, Measurement of, 647. See LETTER, 830
Stations. See Power Stations
See Power
Pyrometer. See Pyrometer
Railways. See Railways
Relay, Reverse-Current, Nalder-Lipman,
115*
Resistance of Aluminium Alloys, 342* — Welding. See Welding Reverse-Current Relay, Nalder-Lipman,
115*
Röntgen Rays. See Röntgen
Ship Propulsion. See Marine Propulsion Single-Phase. See Generators ; Motors ;
Power ; Locomotives ; Railways Standard Specification for Tungsten
Filament Lamps, 346
Starters, Motor. See Motors, Electric Steel Manufacture. See Metallurgy; Furnace, Electric
Storage Battery. See Accumulator (above) Street Railways. See Tramways Substation. See Substation
Summation Meters (Stonebridge Electrical Co., Ltd.), 115
Switchgear. See Switchgear ; Motors, Electric
Tariffs, Electricity Supply, Standardisa-tion, 793
Telegraphy. See Telegraphy
Telephony. See Telephony
Terminal, 132,000-volt Condenser-Type (Micanite and Insulators Co., Ltd.), 226* Thermometer. See Thermometer Three-Phase. See Generators ; Motors ; Powers; Locomotives; Railways Traction. See Locomotives, Electric ;

Railways

Traffic-Control Apparatus (J. H. Holmes and Co., Ltd.), 689*
Train-Testing Relay Recorders (Everett,
Edgcumbe and Co., Ltd.), 114* Tramways. See Tramways
Transformers. See Transformers Turbo-Generators. See Turbo-Generators Varnish-Paper Boards and Tubes, Standard
Specification, 560
Voltmeters, Physical and Optical Societies' Exhibition, 114
Wattmeter, Induction-Type, Lipman (Nalder Brothers and Thompson, Ltd.), 114*
Wavemeter, Modulated Continuous-Wave, 132
Welding. See Welding
Wireless Telegraphy. See Telegraphy X-Rays. See Rentgen Rays
See also PARAGRAPH INDEX
Electrical Contractors' Association, Courses for Electricians' Certificates, 623
Engineering, Text-Book of (Review), 401
Electrical Engineers, Institution of :
Annual Dinner, 206
Associate Membership Examination, 178
Lectures on High-Voltage Cables, 178 Continuously-Loaded Submarine Cable,
by A. E. Foster, P. G. Ledger and
A. Rosen, 29
Some Technical Considerations Concerning Power Factor in Relation to Tariffs, by E. W. Hill, 647
Electrical Engineers, Institution of continued.
Anticipation of Demand and Economic Selection, Provision and Layout of Plant : Power Plants, by Capt. J. M. Donaldson ; Telephone Systems, by J. G. Hines, 110
Kelvin Lecture on Lightning, by Dr. G. C. Simpson, 555*
Construction of " Grid " Transmission System in Great Britain, by J. Wright and C. W. Marshall, 615*, 562*, 660*, 737*. See 275
Testing of Porcelain Insulators, by B. F. Goodlet, 774
Summer Meeting, Paris :
Programme, 444
Visits and Excursions, 794*, 827* Electricity Commissioners. See under Electric
Supply Industry, Whitleyism in, 729 Electro-Deposits on Aluminium, Testing of, 531*. See 338
Plating, Einstein Metallising Process, 246 Electrolytic Corrosion. See Corrosion Electrons, Mean Free Path in Gas, 347*
and Wave Mechanics, 759
Elevating Grader, Embankment Construction, Welland Ship Canal, 537*
Elevators, Passenger, in American High Buildings, 99
Ellesmere Port Works, Supermiser Installation at, 328*
Elliott Brothers (London), Ltd., Exhibits at Physical and Optical Societies' Exhibition, 114
Elliptical Gear Train for Straight-Line Motion 663*. See LETTER. 830
Ellison, G. Enclosed Circuit Breaker, 228* Distribution Switchboard, 228*
Embankments, Railway, Methods of Placing Culvert Pipes, 100
Welland Ship Canal Reconstruction, 479*, 537*
Embrittlement of Steel in Boilers, 424. See LETTER, 435
of Steel through Pickling, 573
Emery Wheels. See Grinding under Machine
Tools
Empire Cotton-Growing Corporation, Lorry
with Tulloch-Reading Gas Producer, 644*
Timbers, in Imperial Chemical House, 275
Trade. See Trade
Transport, Problems of, 79
Employment. See Labour
Endurance Tests. See Alternating Stress under
Tests (Materials)
Engines, Aero. See Aeronautics
Diesel. See Engines, Oil, Diesel ; Marine Propulsion ; Motor Ships
Gas, 75-b.h.p. Three-Cylinder (National
Gas Engine Co., Ltd., 192*
See also Gaseous Explosions; Producers ;
and PARAGRAPH INDEX
— Indicators. See Indicators
Internal-Combustion, Heat Transfer in
180*, 626*
— — Combustion, at Leipzig Fair, 292*
Combustion, Method of Machining Valves for. 105*
Locomotive. See Locomotive
Motor Car. See Engines, Petrol
Oil, and Automatic Electric-Lighting Set (Petters, Ltd.), 683*
Diesel, 12-14 h.p. Deutz, for Road Roller, 295*
Diesel, 60-h.p. Four-Cylinder High-Speed, McLaren-Benz, for Locomotive, 45*, 136*. See 147*
Diesel, Heat Transfer in, 180*, 626*
Diesel, Marine, 1,200-h.p. Double-Acting
(Richardsons, Westgarth and Co., Ltd.), 295* — — Diesel, Marine, 6,000-h.p., Harland-Bur
meister and Wain, M.S. " Ulster Monarch," 560 — — Diesel, 30-h.p. McLaren-Benz, for Road
Rollers and Tractors, 147*. See 45*, 136* — — Diesel, Principles and Construction
(Review), 159
Diesel, 1,350-h.p. Sulzer Experimental, 626*
Diesel, Wrought-Iron Cylinder Covers, 698 — — Diesel. See also Motor Ships ; Marine Propulsion
— and Electricity Supply Undertakings, 792
110-h.p. Four-Cylinder (Crossley Bro-thers ,Ltd.), 191*
50-b.h.p. Four-Cylinder (L. Gardner and Sons, Ltd.), 193*
Fuel Atomiser for (Petters, Ltd.), 224* — Heavy, on Road and Rail, 338
120-h.p. Opposed-Piston (Junkers-Motor-enbau G.m.b.H.), 292*
55-b.h.p. Single-Cylinder Airless-Injection (Fielding and Platt, Ltd.), 223*
30-b.h.p. Single-Cylinder (Marshall, Sons and Co., Ltd.), 192*
120-h.p. Six - Cylinder (Bohn and Kahler A.-G.), 292*
330-b.h.p. Six-Cylinder Ricardo Sleeve-Valve (P. Brotherhood, Ltd.), 193*
44-b.h.p. Two-Cylinder (Crossley Bro-thers, Ltd.), 191*
25-h.p. Two-Stroke Single-Cylinder Airless-Injection (Petters, Ltd.), 224*
See also Tractors and PARAGRAPH INDEX
Petrol, Aeroplane. See Aeronautics
Combined Exhaust-Gas (Turbine and Supercharger for (C. Lorenzen G.m.b.H.), 566*
2-h.p., and Electric Generator, " Rational " Electric-Lighting-Set, 263*
Flame Characteristics, Pinking and Non-Pinking Fuels, 618
for Motor Boats, British Industries Fair, London, 273
Motor-Car, Lathe for Turning Cam-shafts, 215*
Motor-Car, Six-Cylinder Durant, Tests at University of Toronto, 37
Paraffin, with Ram Pump

(National Gas Engine Co., Ltd.), 192*

for Portable Drainage Pump (Johnson Motor Co.), 359*
See also Aeronautics ; Motor Cars
Reciprocating, Heat Transfer in, 59*, 179*, 279*, 466*, 626*
Engines, Steam, Heat Transfer in, 59*, 179*, 279*, 466*, 626*
High-Pressure, Geared Locomotive, 118* — — Marine. See also Marine Propulsion ; Turbines
Newcomen, Translation of Triewald's Treatise on, 51
Uniflow, Heat Transfer in, 279*, 466*
Winding. See Winding
See also PARAGRAPH INDEX
Engineers' Association, British, and Proposed
National Industrial Council, 173
in-Charge, Institution of, Dinner, 491
Drafting for (Review), 63
Education. See Education
Institutions. See Institutions
Mechanical, Status of, 615. See 618. See
also LETTER, 673
and Shipbuilders in Scotland, Institution
of, Annual Report, 107 ; Diesel-Engine
Cylinder Covers, by Dr. F. Sass, 698

— * Society of, " Neu Flame " Oil Heating Stove, by E. Scott-Snell, 81

Engineering, Aircraft and Mechanical, Re-lationship, 400

— * and Allied Industries, Position and Prospects, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208

Congress, World, Tokyo, British Papers, 591
Department, National Physical Laboratory, Work of, 795*, 808*
Education. See Education
Health, and Civilisation, 521
Institute of Canada, Tests of Six-Cylinder Durant Motor-Car Engine, by Prof. A. E. Allcut, 37
Laboratories. See Laboratories ; National Physical
Marine, Lloyd's Statistics, 81
Mechanical, Research by Models, 371*, 407*, 469, 567*, 655*. See 368, 397 See LETTER, 435
and Natural Philosophy, 51
Outlook, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
Principles and Machinery of the Stars, 173
Profession, Ethical Standard of, 142
Shop, Glenfield and Kennedy, Ltd., 764*
Societies. See Institutions
Standards Association, British, Specifica-tions, Asphalt Road-Surfacing Materials, 161 ; Locomotive and Rolling-Stock Tyres, 178 ; Rubber Transmission Belting, 200 ; Industrial Standards of Length, 206 ; Brass Sheet and Strip, 217 ; Bolts and Nuts, 290 ; Electric Lamps, 346 ; Index to Specifications, 444 ; Phosphor-Bronze Turbine Blading, 447 ; Photometric Integrators, 457 ; Standardisation of Keys and Keyways, 523, 529*; Steel Wire Ropes, 545 ; Varnish-Paper Boards and Tubes, 560 ; Flame-Proof Enclosures, 582 ; Distribution Boards, 624 ; Paints, 645 ; Tramway Tyres, 662 ; Ceiling Roses, 739 ; Electricity Meters, 781 ; Viscosity Determination, 789
Structural (Review), 463
Theory and Practice in, 491
Trade, British, Need for Enlarged Markets, 17
Value of Manchester Research Work, 825
Vibration Problems in (Review), 635
Works. See Works
Enticknap Concrete Machines, Ltd., Concrete
Block Making Machines, 225*
Equilibrium Diagrams, Alloys. See Metallurgy
Erosion of Guns, 653*. See 573. LETTER, 723
of Tank Blocks in Glass Furnaces, 452 Erste Briinner Turbine, Witkowitz Collieries, 460
Est Railway, France, 4-6-2 and 4-6-0 Type Locomotives, 524*
Estcourt Substation, South African Railways, Motor-Generator Sets, 212*
Eucalyptus, Paper Pulp from, by Sulphite Process, 13
European War, History of, Naval Operations (Review), 306
Eutectics and Eutectoids in Binary Metal Systems, 337
Evans, R., and Co., Ltd., Atkinson Rotary Fur-nace for, 427
Evaporator Plant and Steam-Turbine Instal-lations, 185
Evening Post Building, New York, Pneumatic Caisson Foundations, 447*
Everett, Edgcumbe and Co., Ltd., Exhibits at the Physical and Optical Societies' Exhibition, 114*
Every Trimming Machine for Bulk Cargoes, 309*
Ewald, Prof. P. P., on Wave Mechanics, 498 Excavating Bucket, Hayward 30-lb. Dwarf, 448*

— * Machine, Electric, Heavy-Duty, for Quarry

Work (Ransomes and Rapier, Ltd.), 254* Excavator, Chain, Trench-Digging, with
Chain Tracks (E. Ayres and Co., Ltd.), 379*

— * Ladder-Bucket, Electric Drive (Orenstein and Koppel A.-G.), 295*

— Stripping, 12-cub. yd. Electric-Drive (Bucy-rus-Erie Company), 773*
— Universal, as Back-Acting Trencher (Ruston and Hornsby, Ltd.), 225*
Exhaust-Steam Turbine. See Turbine, Steam Exhibition, Agricultural Machinery, Paris, 269 — British Industries Fair, Birmingham, 191*,
223*, 262* ; London, 273
— Foundry Trades, London, 730*, 750*, 784* — Leipzig Fair, Technical Exhibits, 291*, 322* — North-East Coast, Newcastle-upon-Tyne, 494, 679*. See LETTER, 830
— Paris International Fair, 461
— Printing and Allied Trades, Olympia, 497 — Scientific Apparatus, Physical and Optical
Societies, 55*, 83*, 114*, 132*, 216. See
Errata, 168
— — Apparatus, Royal Society Conversa-zione, 622, 650, 699, 796
— See also PARAGRAPH INDEX
Expansion Apparatus, Building Research Station, 289*, 386*
Experimental Engine. See Engine
Explosion, Boiler. See Boiler Explosion — Coal Dust, Accidents from, 287
Explosion, Coal Dust, Prevention by Mud, 444 — Dust, Tests in Experimental Mine, 28
Dusts, Work of Safety in Mines Research Board, 391
Commission, Holborn, Report, 460 — Firedamp, in Closed Vessels, 473
Gaseous. See Gaseous Explosions
Export Trade. See Trade ; and Industries in
PARAGRAPH INDEX
Extensometers, Building Research Station,
289*, 386*, 422
Paper Testing, 55

F.

FACTORY Accidents. See Accidents
Building, Michelin Tyre Co., Ltd., Stoke-on-Trent, 57*, 153*
Management. See Works Management Faience and' Terra-Cotta, Architectural, Report on, 674
Fairweather Recording Gas Calorimeter, 817* Fans, Forced and Induced Draught, Hudson Avenue Power Station, 549
Model Experiments on, 407
Faraday Centenary Celebration, 1931, 175
House Electrical Engineering College, Scholarships, 178
Society, Wave Mechanics and their Bearing on Crystal Structure, by Prof. P. P. Ewald, 498
Farming. See Agriculture ; Tractors Farnworth versus Manchester Corporation, Fumes from Barton Power Station, 761 Fatigue, Industrial. See under Labour
in Metals and Intercrystalline Cohesion, 770 — Tests of Metals. See Alternating Stress under Tests (Materials)
Feed Pumps. See Pumps
Water Circuits, Modern, 111, 119*
Filter (North-Eastern Marine Engineering Co., Ltd.), 680*
Heater and Air Heater Combined, Supermiser Installation, 328*
Heaters, Application of, 112, 119*
Heaters and De-Aerators, Ivry Port Power Station, 603*
Heater Drain Systems, Steam Turbine Practice, 184*, 204
Heater, French Locomotives, 482
Heating in Power Stations, 728
Heating, Regenerative, and Steam Tur-bine Practice, 150, 163*, 184*, 203. See LETTER, 277
Need for Elimination of Oxygen, 459
System, Canadian Pacific Railway Co.'s Steamers, 443*
System, S.S. " Viceroy of India," 719.* See 120*
See also Water
Fereday-Palmer Stress Recorder, Records by, 144*
Ferranti, Ltd., Exhibits at Physical and
Optical Societies' Exhibition, 133 Ferro-Concrete Arch Dam, Pavana, Limentre
Hydro-Electric Installation, 382*
Arch Floor, Wenallt Reservoir, Cardiff, 800
Bending and Direct Stresses in, 63*
Bunkers, Ivry Port Power Station,
Paris, 570*
Caissons, Barclay-Vesey Telephone, Exchange Building. New York, 317*
Construction, Michelin Tyre Co.'s Factory Building, 57*, 153*
Investigation of Shrinkage Strains, 422*
and Plain Concrete (Review), 717
Practical Designing in (Review), 540
Piers, Dix River Hydro-Electric Plant, 669*
Reinforcement, Cast-Iron Arch Bridge,
Holt Fleet, Worcestershire, 34*. See
LETTER, 135
Ring Foundations, New York County Court House, 631*
Shell Roofs for Planetaria, 668
See also PARAGRAPH INDEX
Ferry Boat, Diesel-Electric, for Argentina, Voyage of, 558
Feuerheerd-Malcolm Rotary Pimp, 345*
Field, B. E., on Developments in Acid-Resistant Alloys, 742
Fielding and Platt, Ltd., 55-h.p. Oil Engine, 223* Fieldner, A. C., on Production of Motor Fuels from Coal, 8
Filing Machine, Multi-Biax Flexible. Drive, 244* Films, Gas and Liquid, Thickness, Measurement of, 650
Lubrication, Theory of (Review), 463 Filter, Feed-Water (North-Eastern Marine Engineering Co., Ltd.), 680*
Self-Cleansing (Swinney Brothers, Ltd.), 689* Filtrators, Ltd., Boiler Blow-Down and Heat-Recovery Plant, 685*
Fire Escape, Motor (C. D. Magirus A.-G.), 293* Firearms, Invention of Percussion Lock, 518 Firebricks, Slag Erosion of, Testing, 313
See also Refractory Materials
Firedamp Explosions in Closed Vessels, 473 Fitting of Shafts in Holes. See Gauging Fittings, Electric, Report of Statutory Committee, 167
Flame Characteristics, Pinking and Non-Pinking Fuels, 618
Proof Enclosures, Standard Specification, 582
Propagation in Gaseous Explosions, 651 Flameless Combustion. See Surface Combustion Fleet. See Warships
Fleming, R., on High Building Construction in New York, 98*
Flender, A. F., Flexible Belt Drive, 294* Fletcher, G., on the Shannon Power Scheme, 141
Flexible Belt Drive (A. F. Pleader), 294* Flexible Drive and Tool Co., Multi-Biax
Flexible Drive Grinding Machine, 244* Flight. See Aeronautics
Floating Crane. See Crane
Dock. See Dock
Floods and Droughts, British (Review), 244
Protection Works, Pacoima Dam, Los Angeles, 70*. See LETTER, 527, 588
Floor, Arch, Ferro-Concrete, Wenallt Reservoir, Cardiff, 800
and Walls, Sound Transmission through, 609
Flotation of Low-Grade Bauxite, 504
Flow of Fluids in Obstructed Passages, 434*
of Gases through Beds of Broken Solids,
527
Flue Gases, Dust Extraction from, Modave
System, 831*
Fluids, Flow in Obstructed Passages, 434*
in Pipes, Channels, Weirs and Orifices, Model Experiments, 656*. See 369, LETTER, 435
Friction and Heat Transmission, Work of National Physical Laboratory, 795*
See also Aeronautics ; Hydrodynamics —• Resistance of Smooth Spheres, 371* Fluorescence Cabinet, Ultra-Violet Light
Investigations (Kelvin, Bottomley
Baird, Ltd.), 263*
Flux, Soldering, Liquid, 108
Ford, Miss G. W., on Properties of Spring Steels, 574
Fordath Engineering Co., Ltd., Core-Sand Mixing Machine, 785
Foremen, Education for, Report, 823
Forest Products Laboratory for Australia, 48
Research Board, Report on Heat Sterilisation of Timber, 209
Forges d'Abel Substation, Transpyrenean Railway, Via Canfranc, 782*
Forrest Lecture, by Sir H. P. Maybury, on Roads and Road Transport, 578
Forsyth, A. J., Proposed Memorial to, 518 Forth, River, Overhead Power Transmission Line, Towers and Conductors, 660*
Foster, A. E., on Continuously-Loaded Sub-marine Telegraph Cable, 29
Foster Instrument Co., Exhibits at Physical and Optical Societies' Exhibition, 55* ; Pyrometers, Brimsdown Station, Addendum, 77 ; Water-Temperature Regulator, 229*
Foster Wheeler, Ltd., Electric Welding Plant for, 332*
Foucault's Apparatus, Determination of Velo-city of Light, 622
Foundations, Bond between Concrete and Pile-Heads, 219
Lock, Welland Ship Canal Reconstruction, 537*
Machinery, Michelin Tyre Co.'s Factory Building, 57*, 153*
Methods, American, for Large Buildings, 317*, 447*, 631*
Pile, Quay Wall, Griesenwiirder Basin, Hamburg, 577*
Ring, Ferro Concrete, New York County Court House, 631*

—* Treatise on (Review), 206

Foundry-Sand Moisture Meter (R. W. McIl
value Co.), 753
Pneumatic Rammer for (Broom and Wade,
Ltd.), 265*
Testing Machines, 787
Trades Exhibition, London, 739*, 750*, 784*
Work. See also Die Casting
See also Castings ; Moulding
Four-Wheel Drive Lorry Co., Ltd., Three-Wheel Lorry with Tipping Gear, 598* , Tar-Spraying Machine, 723*
Tar-Spraying Machine, 723*
France, Mechanisation of Farming in, 259
Progress of Metallurgical Industries, 142
Summer Meeting, Institution of Electrical Engineers, 794*, 827*
Use of Coke-Oven Gas and Producer Gas in Motor Vehicles, 49
Water Power in, 364
See also French
Francis Turbines. See Turbines, Hydraulic Fraser, 0. B. J., on Corrosion of Nickel and Monel Metal by Milk, 742
French Institution of Civil Engineers. See Civil Engineers
Navy, Destroyers and Flotilla Leaders, 33. See LETTERS, 276, 527, 589
Railways, Electrification of, 827*
Locomotive Performance, 481*, 524*
See also France
Friction Clutch. See Clutch.
Fluid, and Heat Transmission, Work of National Physical Laboratory, 795*
Frictional Resistance of Ships. See Ships.
Friend, Dr. .T. N., on Resistance of Zinc to Indentation, 373*. See 385 ; on Solution of Zinc in Electric Batteries, 354. See 386 ; on Silver in Ancient and Mediaeval Lead, 386
Frodingham Iron and Steel Co., Atkinson Rotary Furnace for, 312*
Froth Flotation of Low-Grade Bauxite, 504 Fruit Pre-Cooling Plant at Cape Town, 93* Fuel Atomiser, Petters' Oil Engine, 224*
Control in Electric Power Stations, 705*
Institute of, Alternative Fuels for Motor Vehicles, by A. Metral, 49 ; Pulverised-Fuel Firing of Boilers and Furnaces, by Messrs. Berg and Vogt, 109. See LETTERS, 135, 165, 673 ; Fuel Control in Electric Power Stations, by Dr. F. Munzinger, 705*

—* Low-Temperature Carbonisation of Coal. See Coal, Low-Temperature Carbonisation

Motor, from Coal, 8
Use of Coke-Oven Gas and Producer
Gas, 49
See also Gas ; Motor ; Petrol ; Producer
Oil. See Oil Fuel
Pinking and Non-Pinking, Flame Characteristics, 618
Pump. See Pump
Research Board, Gray-King Assay Apparatus for Coal, 345
Station, Greenwich, Dvorkovitz Carbonisation System, 641
for Ships, 110. See LETTERS, 135, 165
Smokeless. See Coal, Low-Temperature
Carbonisation
See also Coal ; Oil ; Gas ; Pulverised Coal Fugitometer for Testing Dyes (Kelvin, Bottom-ley and Baird, Ltd.), 263*
Fulham Gas Works, Experimental Carbonisation Plant, 260* ; Salermo Carbonisation Retort, 701*
Fulton, J. E., the Late, 207
Fumes, Sulphurous, Prevention of, Battersea Power Station, 554. See LETTERS, 588, 612, 651, 652, 672
Furnace, Atkinson Rotary, for Boilers, 311*, 426*
Boiler, Slag Erosion of Firebricks, 313
See also Stoker
Blast, Flow of Gases through Charge, 275 — — Ore-Sintering Plant, Guest, Keen and Nettle
folds' Works, Cardiff, 560*. Sea 573
Plant and Practice, Report, 564. See 572
Use of Oxygen in, 566
Wishaw, Operation with Dehydration Plant, 572
Electric, Ajax-Wyatt and Ajax-North-rup, 264, 439*. See 384
Box-Type Carburising and Portable Type (Birmingham Electric Furnaces, Ltd.), 264*
Heat Treatment of Gears (Wild-Barfield Electric Furnaces, Ltd.), 229* — — Muffle, 8-kw. and 30-kw. (General
Electric Co., Ltd.), 230*
at Physical and Optical Societies, Ex-hibition, 84. See Errata, 169
Resistance, Carbon-Pellet Type, 339*. See 353
Gas and Electric, Comparison of Operating Costs, 440. See 384
Fired, Annealing, for Non-Ferrous Metals (Incandescent Heat Co., Ltd.); 264
Glass, Erosion of Tank Blocks in, 452
Industrial, Pulverised-Fuel Firing, 109. See LETTERS, 135, 16, 673
Temperature Control-' by Haughton-Han-son Thermostat, 327*. See 352
— Tilting Crucible and Pit Crucible (Mono-meter Manufacturing Co. (1918), Ltd.), 752*
Fuseboard, Distribution (Castle Fuse and Engineering Co., Ltd.), 227* ; (A. Reyrolle and Co., Ltd.), 228*
Fusion Welding. See Welding
Fyfe, C. F. A., on Bauer-Wach Exhaust Turbine in S.S. " Boniface," 411*. See 389
GALLENKAMP, A., and Co., Ltd., Electric
Furnaces, 84. See Errata, 168

G

Galloways, Ltd., Supermiser Installation • at
Ellesmere Port, 328*
Galvanometers. See Electric
Garage Air Compressor (Reavell and Co., Ltd.), 262*
Gardner, L., and Sons, Ltd., 50-b.h.p. Four
Cylinder Oil Engine, 193*
Gas, Acetylene. See Acetylene
— Appliances, Products of Combustion from,
Report, 762
— Boosting Machines, Becker Coke-Oven
Plant, 454*
Calorimeter, Recording, Fairweather, 817*
Carbon Dioxide. See Carbon Dioxide — Coke-Oven. See Coke Oven
Cylinders, Carbon Dioxide, Research at
National Physical Laboratory, 811
Research Committee, Report, 302, 364
Distribution System, South Suburban
Gas Co., 762
Bngine. See Engine, Gas
Engineers, Institution of, London Meeting, Presidential Address on Past Work of the Institution, by J. Terrace, 733 ; Report of Gas Education Committee, 734 ; New Works of Oxford Gas Light and Coke Co., by W. E. Caton, 734 ; The Incident of the Peak Load, by F. G. Gorman, 762 ; Report on Products of Combustion from Gas Appliances, 762 ; Report on Carbonisation and Influence of Ignition Temperature, Reactivities and Structure of Coke, 763 ; Report on Carbonisation, Effect of Temperature, Size of Coal and Blending with Inorganic Compounds, 763 ; Report on Factors Influencing the Reactivity of Coke, 781 ; Report on Disposal of Liquor Effluents from Gas Works, 781 ; Report on Economics of Ammonia Recovery, 781 ; Report of Committee on Refractories, 781 ; Gas Purification at Birmingham, by G. C. Pearson, 781 ; Report of International Commission on Illumination, Saranac Meeting, United States, 1928. 781
Explosion, Post Office Tunnel, Holborn, 460
— Fired Furnaces. See Furnaces
— Flue, Dust Extraction from, Modave
System, 831*
and Gas Works. See also PARAGRAPH
INDEX
— Industry, Ammonia Recovery, Economies
in, Report, 781
Education in, 734
Peak Loads in, 762
Refractory Materials, Reports on, 781 Gas Light and Coke Co., Experimental Carboni
sation Plant, Fulham, 260* Salermo Low
Temperature Carbonisation Retort, 701* — and Liquid Films, Thickness, Measurement
of, 650
Mixtures, Ignition by Compression, Work of National Physical Laboratory, 811
— Natural, and Petroleum, Geology of (Review), 401
— Plant, Water- and Producer-, Billingham Ammonia Works, 348*, 450*, 508*
Pressure Balancer (Constructional Engineering Co., Ltd.), 785*
— Producer. See Producer
Purification at Birmingham, 781

— Storage under Pressure, 762

Turbine. See Turbine
Works, Boston, La Mont Waste-Heat Steam Generators, 341*, 393*
— — Disposal of Liquor Effluents from, Re-port, 781
— — Oxford Gas Light and Coke Co., 734 Gaseous and Liquid States, Discontinuity, 86
Explosions, Flame Propagation in, 651 Gases, Chimney, Influence on Rainfall, 737 — Combustion of. See also Gaseous Explosions ; Surface Combustion
Gases Flow through Beds of Broken Solids, 527 — Kinetic Theory, and High-Pressure Steam, 554
— Rarefied, Molecular Motions in, 319*, 347*, 381*, 449*
— and Vapours, Limits of Inflammability, 41 — See also Acetylene ; Carbon Dioxide ; Car
bon Monoxide ; Hydrogen ; Nitrogen ; Oxygen, andc.
Gasoline. See Petrol ; Engine, Petrol ; Aeronautics
Gaspary and Co., Brick and Block-Making Machine, 294 * ; Mill for Stone Chippings, 294*
Gates, Lock, Welland Ship Canal, 418 * 478* — Rolling and Automatic, Bhatgar Dam, India, 744*, 778*
— Sluice, Sector, Perak River Power Plant, 486 *
Gaterman, Manufacturing Co., Pneumatic Oscilating Tapping Machine, 545*
Gauges, Water, Pneumercator, S.S. " Viceroy of India," 719*
Gauging Limits, D.I.N. and Skoda Systems, 619*
Gayler, Dr. L. M. V., on Age-Hardening of Aluminium Alloys, 342*. See 352 Gear-Cutting Machines. See Machine Tools
Power Transmission by, Research at National Physical Laboratory, 808.
Reduction, Bauer-Wach Exhaust Turbine,
S.S. " Boniface," 412*
— Steering. See Steering
Tooth Rounding Machine, 315*
— Train, Elliptical, for Straight-Line Motion,
663*. See LETTER, 830
— Wheels, Heat Treatment, Electric Furnace
for, 229*
Geared Turbines, Marine. See Marine Pro
pulsion
Gebel Aulia Dam on River Nile, 171
General Electric Co., Ltd., Electric Muffle Furnaces, 230* ; Flame-Proof Tumbler Switch, 231*
Generating Machine, Gear. See Gear under Machine Tools
— Station. See Power Station
Generators, Electric, Balancing Machine for Rotors, 38*
— — 65-kw. and 125-kw. Direct Current, Merthyr Tydfil Hydro-Electric Plant, 581 — — High-Frequency, for Wireless Work
(Bull Motors, Ltd.), 263*
110,000-kw., Hudson Avenue Power Station, New York, 547*. See Errata 583, 789
1-kw., Petrol-Driven, " Rational " Elec-tric-Lighting Set, 263*
160,000-kw. Three-Phase, Hell Gate Power Station, 1*, 65*, 128*. See LETTERS, 165. See Erratum, 198
S.S. " Viceroy of India," 747*, 813*
See also Turbo-Generators
Water-Gas, Billingham Ammonia Works, 348*
Gennevilliers Power Station, Paris, 827
Geodesy, Ancient Surveying Instruments, 746
Geological Data and Hydraulic Projects, 740
Formation, Niagara Peninsula, 417
Geology of Dam Sites, 741
of Petroleum and Natural Gas (Review),
401
Geophone, Communication in Coal Mines, 445 German State Railways, Pulverised-Fuel Loco-motive, 219*
Germany, Leipzig Fair, Technical Exhibits, 291*, 322*
— Limit Systems in Use, 619*
Gezira Irrigation Scheme, 87*. See LETTER, 135
Giessler, C. F. R., Ltd., Electrically-Driven
Portable Woodworking Tools, 407* Gifford Lectures, Nature of the Physical
World, 759
Gilman, F. (B. S. T.), Ltd., Portable Universal Electric Tool, 182*
Girders, Model, Destruction Tests of, 470 — See also Beams ; Bridges
Gisholt Machine Co., Dynamic and Static Balancing Machines, 8*
Glasgow Corporation, Town Refuse Destruction in Rotary Furnace, 311*
Glass Furnaces, Erosion of Tank Blocks, 452 Laminated, Manufacture of, 71
Safety, Hydraulic Press for Manufacture of, 195*
Sands, Detection of Iron in, 71
Technology, Society of, London Meeting, Manufacture of Laminated Glass, by W. R. Lyttleton, 71 ; Detection of Iron in Glass Sands, by J. T. Randall and It. E. Leeds, 71 ; Reduction of Glasses in Hydrogen, by J. T. Randall and R. E. Leeds, 71 ; Leeds Meeting, Investigations into Erosion of Tank Blocks, by F. F. S. Bryson, 452 ; Selection of Coal for Gas Producers, by E. J. C. Bowmaker and J. D. Cauwood, 452
Technology, Zeiss Optical Works, Jena, 665 Glasses, Reduction in Hydrogen, 71
" Gleam of Hope," Drifter, Boiler Explosion, 766
Glenboig, Bussey Coal-Distillation Plant, 409* Glencoe and Pietermaritzburg Railway, Auto-matic Substations, 212*, 282*
Glenfield and Kennedy, Ltd., Anti-Vacuum Valves for Pipe Lines, 266* ; Heavy-Engineering Shop, 764*
Gold-Cadmium Alloys, 350
" Golden Arrow," Racing Motor Car, Air Resistance of, Model Experiments, 373* See 368
Goodlet, B. F., on Testing Porcelain Insulators, 774
Goodwin, Barsby and Co., Ltd., Stone-Breaking Machine, 225*
Gordon, J., and Co., Ltd., Hagan System of Boiler Control, 247* ; Hydraulic Turbines, Merthyr Tydfil Power Plant, 581
Gorham, J. M., the Late, 116
Gorman, F. G., on Peak Loads in Gas Industry, 762
Governor Gear, 160,000-kw. Brown-Boveri Turbo Generator, 65*
Governor Gear Turbine, S.S. " Viceroy of India," 747*
Grab, Self-Trimming, Voorwinde, 198* Grader, Elevating, Embankment Construc
tion, Welland Ship Canal, 537* Gramophones, Electric Motor for Driving, 227* Grampian Engineering Co., Ltd., Steam Disin
fectors and Flash Boiler, 692*
Grashof's Steam-Engine Investigations, 59 Grate, Atkinson Inclined, for Water-Tube Boilers, 501*

— * Mechanical, Lymn-Rambush Type, Water

Gas Generators, 350*
— See also Furnace Stoker
Grating, Echelon, Reflecting (A. Hilger, Ltd.),
622
Graving Dock. See Dock
Gray-King Assay Apparatus for Coal, 345
Grease Lubrication, Experiments at National
Physical Laboratory, 795*, 808
Great Indian Peninsula Railway, Electric
Passenger Locomotive for, 100*, 161*
Lakes, North America, Shipping on, 285*
Western Railway, 4-6-0 Type Passenger Locomotives, 23*
Greaves, Dr. R. H. on Erosion of Guns, 653*. See 573. LETTER, 723
Green, R. H., and Silley Weir, Ltd., Pul-verised-Fuel Installation, S.S. " Hororata," 275
Greenwich Fuel Research Station, Dvorkovitz Carbonisation System, 641
Greenwood and Batley, Ltd., Electric Mine Locomotive, 517*
Gregory, Sir R., on Amateurs as Pioneers, 108 Greninger, I. L., on Underground Construction in Chilean Copper Mines, 741
Gribble, C., on Impact on Railway Bridges and Bridge Stress Committee's Report, 312. See 143*, 187*, 363, 695, See LETTERS, 435, 672,* 723, 764
" Grid " Transmission System in Great
Britain, 515*, 562*, 660*, 737*. See 275 Griesenwarder Basin, Hamburg, Construction,
575*
Griffin, J., and Sons, Ltd., Exhibits at Physical
and Optical Societies' Exhibition, 84 Griffin versus Caerphilly Urban District Council,
Private Supply of Electricity, 761
Griffiths, Dr. E., on Heat Conduction Problems, 251
Grinding, Dry, of Small Tools, Experimental Inquiry, 494
— Machines. See Machine Tools
Grit Extraction from Flue Gases, Modave System, 831*
Ground Vibrations due to Machinery and Vehicles, 102. See 237
Grubb, Sir H., Parsons and Co., Ltd., 36-in. Reflecting Telescope, 684*
Guest, Keen and Nettlefolds, Ltd., Sinter Plant at Cardiff, 560*. See 573
Guns, Erosion of, 653*. See 573. See LETTER, 723
Gutmann, A., A.-G., Sand-Blast Machine, 751* Guy, H. L., on Steam Turbine Development,
148*, 183*. See 163, 203. See LETTERS,
277. See Erratum, 200
Guy Lorry, with Tulloch-Reading Gas Producer, 641*

H.

HACKBRIDGE Electric Construction Co., Ltd., Temperature Relay for Transformer Tanks, 226*
Hagan System of Boiler Control, Results, 247*
Haler, P. J., on the Quenching of Steel, 25* Hall, H., on New Piccadilly Circus Station, London, 437
Hamburg, Port of, Extension Works at, 574* " Hamburg," S.S.' Measurement of Skin Resistance of, 801*. See 389
Hammer Blow and Locomotive Balance, 143*,
187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764
glebe, Watford Building Research Station,
126*
Hammond, Brig.-Gen. F. D., on Transport
Problems of the Empire, 79
Hammond System, Submerged Combustion,
Vortex Dyeing Drum, 265*
Hams Hall Power Station, Birmingham,
Atritor Pulverisers, 103*
Hands, J., and Sons, Ltd.,
Screw Press, 195* Hankins, Dr. G. A., on Mechanical and Metal
lurgical Properties of Spring Steels, 574 Hanrez, Ateliers J., S.A., Modave System of
Dust Extraction, 831*
Harbour Developments in Canada, 827
Port Weller, Welland Ship Canal, 417*, 477*
and Railways, South African Government, Report, 239
See also PARAGRAPH INDEX
Hardening of Metals. See Heat Treatment under Metallurgy
Hardness Tests. See Tests (Materials)
Hardy Patent Pick Co., Ltd., Electric Heading Machine, 625*
Hargreaves, F., on Work-Softening and Inter-crystalline Cohesion, 767*. See 337
Harland and Wolff, Ltd., Reconstruction of M.S. " Lochmonar," 26*. See Addendum, 196 ; Cross-Channel M.S. " Ulster Mon-arch," 660
Harmonic Analyser, Portable (Tinsley and Co., Ltd.), 115*
Harney, J., on Salvage and Reconstruction of M.S. " Lochmonar," 26*. See Addendum, 196
Harrogate, Annual Congress, Institute of
Transport, 616, 633. See Erratum, 737 Haughton-Hanson Thermostat, 327*. See 352 Hawksley Lecture, Engineering Principles in
the Machinery of the Stars, 173 Hayward Excavating Bucket, 448*
Heading Machines, Electric, for Coal Cutting, Hardy, 625* ; Siskol, 691*
Health and Civilisation, Debt to Engineering, 521
Heat Conduction in Gases, 381*
Heat Conduction Problems, 251
Engines. See Engines ; Turbines ; Aeronautics
Flow through Walls, Investigations at Building Research Station, 223
Sterilisation of Timber, Report, 209
Transfer in Reciprocating Engines, 59*,
179*, 279*, 466*, 626*
— from Steam to Metal, 745
Transmission and Fluid Friction, Work of National Physical Laboratory, 795*
Model Experiments on, 567*, 655*. See 368
Treatment of Metals. See Metallurgy
Waste. See Waste Heat
Heater, Air, and Feed Water Combined, Super
miser Installation, 328*
Electric, for Soldering Irons (Holden and Hunt), 226*
Feed Water. See Feed-Water Heater Heating Curves, Alloys. See Metallurgy
and Ventilating Installation, Electric,
Bourne and Hollingsworth's Premises, 196 Heatly-Gresham Engineering Co., Ltd., " Ra
tional " Electric Lighting Set, 263*
Heidenreich and Harbeck, Multi-Tool Lathe,
324* ; Bevel-Gear Planing Machine, 324* Heinrich, E., Steam Engine Investigations,
179*
Hele-Shaw Beacham Air Motor (Holman Brothers, Ltd.), 754*
Helical Gears. See Gears
Helicogyre, Rotating-Wing Aeroplane, 365
Hell Gate Power Station, 160,000-kw. Turbo-Generator, 1*, 65*, 128*. See LETTER, 165. See Erratum, 198
Hematite Prices. See Metal-Price Diagrams Henschel and Sohn, Pulverised-Fuel Locomotive, 219*
Herbert, A., Ltd., Atritor Pulverisers, Hams Hall Power Station, Birmingham, 103* ; Multiple-Spindle Drilling Machine 674*
Herbert, E. G., on Machinability of Metals, 21 ; on Measuring Thickness of Hard Cases, 593*. See 650
Hercules Pneumatic Grinding and Polishing Machines, 61*
Hervey, R. C. J.' Motor Boat, 273
Heseldin, G., on Drilling for Oil with Diamond Drill, 473
Heterogeneity of Steel Ingots, Report, 622. See 602
High - Frequency Furnace. See Furnace,

Electric

Speed Steel. See Steel
Temperature Tests. See Tests (Materials)
Highways. See Roads
Hilger, A.,
Ltd., Exhibits at Physical and
Optical Societies' Exhibition, 83 ; at
Royal Society Conversazione, 622
Hill, C. W. the Late, 630
Hill, F.. W., on Power Factor in Relation to
Tariffs, 647. See LETTER, 830
Hill, Engr-Rear Admiral W. S.,
on Powdered Coal for Ships, 703. See 419
Hills, R. J., on Work-Softening and Inter-crystalline Cohesion, 767*. See 337
Hines, J. G., on Forecasting Future Requirements for Telephone Systems, 110. See LETTER, 166
Hirsch Kupfer u. Messingwerke A.-G., Electric Furnace Equipment, 442
H.M.S.S. See tinder Warships
Robbing Machines, Gear. See Gear under Machine Tools
Hodges, S. A., on Behaviour of Stiffened Thin Plating under Water Pressure, 735*. See 391
Hoist, Worm-Driven, with Hele-Shaw Beacham Air Motor, 755*
See also Cranes
Holborn Explosion Commission, Report, 460 Holden and Hunt, Resistance Welding Machines,
226* ; Electric Soldering-Iron Heater,
226*
Holes and Shafts, Fitting of, D.I.N. and Skoda Limit Systems, 619*
Holland, B., and Co., Two-Stage Rotary Air Compressor, 688*
Hollings and Guest, Ltd.,Hydraulic Press for Safety Glass Manuacture, 195*
Hollingsworth, A. T., the Late, 20*
Holman Brothers, Ltd., Hele-Shaw Beacham Air Motor, 754*
Holmes, J. H., and Co., Ltd., Enclosed-Ventilated Electric Motor, 229* ; Electric Welding Set, 689* ; Automatic Traffic-Control Apparatus, 689*
Holt, A., and Co., Experiments with Atkinson Rotary Furnace, 312*
Holt Fleet Bridge, Worcestershire, Recon-struction, 34*. See LETTER, 135
Home Counties Joint Electricity Authority, Lawsuit, 761

—*Office Industrial Museum and Industrial Safety, 335

Honours List, New Year's, 303. See Erratum, 338 •, King's Birthday, 728
Hopwood, Prof. F. L., on High-Frequency Sound Waves, 216
Hornsby, T., on Transport Facilities in North-Eastern Area, 616
" Hororata," S.S., Pulverised-Fuel Installation, 275
Hoult E. on Industrial Accident Prevention, 275
Hovgaard, Prof. W., on Stability of Ocean
Going Passenger Ships, 476, 526* Howden-Buell System, Pulverised-Fuel, S.S.
" Hororata,' 275
Hudson Avenue Power Station, New York, 547*. See Errata, 583, 789
Hughes, H. and Son, Ltd., Exhibits at Physical
and Optical Societies' Exhibition, 56 Hume Reservoir, Murray River, Australia,
Inquiry into Cost, 434
Humfrey-Sandberg Ratchet Gear, 609*. See LETTER, 652
Hunt, C., the Late, 453
Huygens, C., Tercentenary of, 452
Hyde, J. H., on Vibrations of Roads and Structures, 102. See 237
Hydraulic Accumulators, Air-Loaded (Werner and Pfieiderer), 354*
Laboratory Practice (Review), 716
Hydraulic Machine Tools. See Machine Tools
Power Plant. See Power Plant
Press. See Press under Machine Tool.
Projects and Geological Data, 740
Pumps. See Pump
Turbines. See Turbines ; Power Plant
Works, Steel Construction (Review), 496 Hydraulics, Assouan Dam Sluices, Report on Calibration, 792
Fluid Flow in Obstructed Passages, 434*

—* Flow in Pipes, Channels, Weirs and Orifices, Model Experiments, 656*, See 369 ; See LETTER, 435

Mechanics of the Movable Weir, 276*, 370*, 463
Model Experiments in, 656*.' See 368. See LETTER, 435
Pipe Lines, Pressure Variations in (Review), 636
--r See also Hydrodynamics ; Irrigation ; Water Hydro-Electric Power Plant. See Power Plant Hydrodynamics, Spheres, Smooth, Fluid Resistance of, 371*
Hydrogen Estimation in Steel, 597*. See 650

— * Reduction of Glasses in, 71

Hyne, Engr.-Rear Admiral A. E., on Marine
Water-Tube Boilers, 419

I

IDLE, G., the Late, 146
Ignition of Gas Mixtures by Compression, Work of National Physical Laboratory, 811
Igranic Electric Co., Ltd., Exhibits at Physical and Optical Societies' Exhibition, 133
Illinois, University of, Investigation of Fatigue Limit of Turbine Blading, 260* ; Investigation of Slag Erosion of Fire-bricks, 313
Illumination, International Commission on, Saranac Meeting, United States, Report, 781
See also Light ; Lighting ; and Lamps, under Electric
Impact on Railway Bridges, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764
Tests. See Tests (Materials)
Imperial Chemical House, Use of Empire
Timber, 275
Economic Committee on Agricultural
Machinery, Report, 333
Import Trade. See Trade
Impulse Turbines. See Turbines
Incandescent Heat Co., Ltd., Annealing Fur
nace for Non-Ferrous Metals, 264
Lamps. See Lamps under Electric
Income Tax and Inventions, 652, 673, 724 Index to British Standard Specifications, 444 India, Bombay, Tata Power Co.'s Hydro
Electric Scheme, 487
Imports of Cycles, 132
Irrigation Works in Bombay Deccan, 255*, 599*, 743*, 775*
Railway Bridge over Krishna River,
Re-Girdering, 135.. ••• ••,• • •
Indian Pen-insulii Railway, Great, Electric Passenger Locomotive for, 100*, 161*

— * Railways, Railway Board Report, 760 Indicator Diagrams, Gas Engine, Sir D. Clerk's, 180*

— — Microscope Measuring Apparatus, 279* — — S.S. " Boniface," with Bauer-Wach
Exhaust Turbine, 411*. See 389 — — Two-Stroke Marine Oil Engine, 297* Induction Furnaces. See Furnaces, Electric
Motor. See Motor, Electric
See Electric
Industrial Accidents. See Accidents
Administration, Dictionary of, Pitman's (Review), 540
Chemistry. See Chemistry
Council, Proposed National, and British Engineers' Association, 173
Economics. See Labour
Fatigue. See Labour
Furnaces. See Furnaces
Management. See Works Management
Museum, Home Office, and Industrial Safety, 335
Notes. See Labour Notes under Labour
Reorganisation and Relations Conference, Report, 334
Research. See Research
Safety and Technical Schools, 335
Tyneside, A Social Survey (Review), 497 Industries, British, Need for Reorganisation, 17
Engineering and Allied, Position and Prospects, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
See also Trade and PARAGRAPH INDEX Industry and Commerce, Association for
Education in, Report on Education for
Foremen, 823

— * Need for Re-Conditioning, 334 — * and Trade, Committee on, 334 Inflammability of Gases and Vapours, 41 Inglis, Prof. C. E., on Vibration in Beams of

Non-Uniform Mass and Section, 390 Ingots, Steel, Effect of Latent Heat on Solidifi
cation, 662
— — Heterogeneity of, Report, 662. See 802 — — Sound, Production of, 623*. See 601 Inks, Printing, for Colour Reproduction, 178 Inland Navigation. See Navigation ; Canals ;
Rivers, andc.
Institute of Transport. See Transport

— * See Institutions

Institution, Royal. See Royal Institution
— Technical and Scientific. See Aeronautical Society, Royal ; American Railway Asso-ciation ; Arts, Royal Society of ; Auto-mobile Engineers, Institution of ; Belfast Association of Engineers ; Bradford Engineering Society ; British Association ;

Chemical Engineers, Institution of ; Chemical Society, American ; Civil Engineers, French Society of ; Civil Engineers, Institution of ; Concrete Institute, American ; Electrical Engineers, Institution of .; Engineering Institute of Canada ; Engineers-in-Charge, Institution of ; Engineers

and Shipbuilders in Scotland, Institution of ; Engineers, Society of ; Faraday Society; Fuel, Institute of ; Gas Engineers, Institution of ; Glass Technology, Society of ; Iron and Steel Institute ;
Junior Institution of Engineers • Liver-pool Engineering Society ; Manchester Association of Engineers ; Manchester Steam Users' Association ; Marine Engi-neers, Institute of ; Mechanical Engineers, American Society of ; Mechanical Engineers, Institution of ; Metals, Institute of ; Meteorological Society, Royal ; Mining Engineers, Institute of ; Mining and Metallurgical Engineers, American Institute of ; Mining and Metallurgy Institution of ; Municipal Electrical Association ; Naval Architects, institution of; N ewcomen Society; North-East Coast Institution of Engineers and Shipbuilders ; Optical Society ; Petroleum Technologists, Institution of ; Physical Society ; Royal Institution ; Royal Society ; Technical Institutions, Association of ; Transport, Institute of ; Water Engineers, Institution of
Instruments, Scientific, Royal Society Con- ' versazione, 622, 050, 699, 796
Surveying, Ancient, 746
See also Aeronautics ; Electric
Insulation. See Heat ; Electric
Integrators, Photometric, Standard Specifica-tion, 457
Intercrystalline Cohesion, New Theory of, 767*. See 337
Internal - Combustion Engines. See Aero-nautics ; Engines ; Motor Cars ; Motor Boats ; Tractors
— Grinder. See Grinder under Machine Tools International Channelling Machines, Ltd., Siskol Electric Heading Machine, 691*
Commission on Illumination, Saranac Meet-ing, United States, Report, 781
Foundry Trades Exhibition, London, 730*, 750*, 784*
Load-Line Regulations, 388
Printing and Allied Trades Exhibition, Olympia, 497
Station, Transpyrenean Railway, Via Can-franc, 541*, 782*
Technical Commission Report on Heighten-ing Assouan Dam, 176*. See 171, 303*. See LETTERS, 208, 370
Trade. See Trade
Tunnel, Somport, Transpyrenean Railway, Via Canfranc, 541*, 634*, 713, 782* Introscope, Foster, 55*
Inventions and Income Tax, 652, 673, 724
See also Patents
" Irania," Oil Tanker, 1,200-h.p. Oil Engine
for, 295*
Irish Free State Railways, Position of, 111
State, and Shannon Hydro-Electric
Scheme, 141
Iron Alloys Research Committee, British,
History of, 668
— — Research Committee, United States,
Formation, 668
— See also Metallurgy and Steel
— Case Hardening. See Heat Treatment under
Metallurgy
— Chains, Failure of, Work of National Physi
cal Laboratory, 810
Corrosion. See Corrosion

— Detection in Glass Sands, 71

Foundry. See Foundry
Furnaces. See Furnaces
Heat Treatment. See Metallurgy
— and Manganese Sulphides, Solubility in
Steel, 662
— Manufacture, Blast - Furnace Plant and
Practice, Report, 564. See 572
— History of, 558
— — Sinter Plant at Cardiff, 560*. See 573
— See also Furnaces, Blast ; Metallurgy
— Mines, Dannemora, Sweden, Newcomen
Engine at, 51
Ore. See Ore
Oxidation at High Temperatures, 649 — Pig, Prices. See Metal-Price Diagrams
Rolling Mills. See Rolling Mills
Iron and Steel Institute :
Spring Meeting, London :—
Programme, 489, 519
Report of Council, 557
Presentation of Bessemer Medal to Sir C. A. Parsons, 558, 572
Presentation of Carnegie Medal to Dr. A. Bramley. 600
Annual Dinner, 574
Reports of Discussions, 572, 600, 649 Presidential Address, by Prof. H. Louis,
on History of Iron Manufacture, 558 First Report by Committee on Blast-Furnace Plant and Practice, 564. See
572
Twenty Months' Results of Dry Blast
Operation, by E. H. Lewis, 572
A. I. B. Sinter Plant at Guest, Keen and
Nettlefold's Cardiff Works, by W. E.
Simons, 560*. See 573
The Erosion of Guns, by Dr. It. H. Greaves, H. H. Abram and S. H. Rees, 653*. See 573. See LETTER, 723
Influence of Pickling Operations on Properties of Steel, by H. Sutton, 573
Mechanical and Metallurgical Properties of Spring Steels, by Dr. G. A. Hankins and Miss G. W. Ford, 574
New Method for Productiin of Sound Steel, by Sir C. A. Parsons and H. M. Duncan, 623*. See 601
Third Report of Committee on Hetero
geneity of Steel Ingots, 662. See 602 Microstructure of Rapidly-Cooled Steel,
by Dr. J. M. Robertson, 602
Transformation of Austenite into Martens-ite in 0.8 per cent. Carbon Steel, by D. Lewis, 602
Brittleness in Mild Steel, by G. It. Bol-sover, 649
Oxidation of Iron and Steel at High Temperatures, by Dr. L. B. Pfeil, 649
Iron and Steel Institute—continued. Differential Method of Measuring Thick-ness of Hard Cases without Sectioning, by E. G. Herbert and P. Whitaker, 503*. See 650
Estimation of Hydrogen in Steel, by T. E. Rooney and Dr. O. Barr, 507*. See 650 Iron and Steel, Metallurgy of (Review), 541 — — Works. See Works
— See also PARAGRAPH INDEX
Tests. See Tests (Materials)
Welding. See Welding
See also Cast Iron ; Steel ; Pig Iron ; Metallurgy
Ironwork, Structural. See Bridges ; Floors ; Roofs ; Steelwork ; Structures
Irrigation, Egyptian, and Heightening of Assouan Dam, 171, 176*, 303*. See LETTERS, 208, 370
Scheme, Gezira, 87*. See LETTER, 135
Works in Bombay Deccan, 743* , 775*
See also PARAGRAPH INDEX
Isacco, V., on the Heliocogyre, 365
Isenthal and Co., Ltd., Exhibits at Physical
and Optical Societies' Exhibition, 114, 133 Issy-les-Moulineaux Power Station, Paris,
Modave System of Dust Extraction, 831* Italian Navy, Destroyers and Flotilla Leaders,
33. See LETTER, 276, 527, 589
Trials of Destroyers, 832*. See 367 Italy, Limentre Hydro-Electric Installation, 382*
— Water Supply Scheme, Apulian Aqueduct, Addendum, 15
Ivry Port Power Station, Paris, 569* 603*.

J.

JACKING Method, Placing Culvert Pipes under Embankments, 100
Jackman, J. W., and Co., Ltd., Sand-Blast Cleaning Machine, 786* ; Hand Moulding Machine, 786*
Japan, Tokyo World Engineering Congress, British Papers, 591
Japanese Navy, Torpedo-Boat GDestroyers in, 33. See LETTERS, 276, 527, 589
Jena, Zeiss Optical Works, 665*
Jenkin, It., on History of Water Supply of London, 175
Jennings, E. J., on Standardisation of Charges for Electricity, 793
Johansen, F. C., on Research in Mechanical Engineering by Small-Scale Apparatus, 371'01 407*, 469, 567*, 656*. See 368, 397. See LETTER, 435
Johns, A. W., on Dockyard Schools and Second School of Naval Architecture, 69, 95, 155, 258, 321, 401
Johnson, J., on Propulsion of Ships by Modern
Steam Machinery, 374*, 442*. See 387 Johnson Motor Co., Petrol-Driven Portable
Drainage Pump, 359*
Johnstone, H. V. C., on the Canalisation of the Gezira, 87*. See LETTER, 135 Journals. See Bearings
Junior Institution of Engineers, The Geared Steam Locomotive, by K. W. Winans, 117* ; Annual Dinner, 618
Junkers-Motorenbau G.m.b.H., Opposed-Piston Oil Engine, 292*

K. •* KELVIN, Bottomley and Baird, Ltd., Fugito-meter and Fluorescence Cabinet, 263* ; Pneumercator Water Gauges, S.S. " Viceroy of India," 719*

— Lecture on Lighting, by Dr. G. C. Simpson, 655*
Kemna, J., Diesel-Engined Road Roller, 295* Kempf, Dr. G., on Frictional Resistance of Ships, 800*. See 389
Kennedy, Sir A. B. W., the Late, Memorial to, 303
Kent, G., Ltd., Low-Pressure Recording Manometers, 83*
Kentucky Hydro-Electric Co., Dix River
Power Plant, 669*
Kerr, Stuart and Co., Ltd., Diesel-Engine Loco
motive, 45*, 136*
'Kettles, Large, for Refining Metals, 380*. See
353
'Key-Testing Machine for Reversed Stressing,
529*
and Keyways, Standardisation of, 529*.
See 523
Kiln, Pottery, Electrically-Heated, 442
Rotary Cement (Edgar Allen and Co.), 126* Kinematics of Laminated Springs, 505*
New Straight-Line Motion, 663*. See LETTER, 830
Kinetic Theory of Gases, 319*, 347*, 381* King's College, London, Centenary Appeal, 305
" King George V," S.S., Superheater - Tube Explosion, 766
Kirsch's Steam-Engine Investigations, 59 Kitson and Co., Ltd., Kitson-Meyer Locomotive for Cundinamarca Railway, 437*
Klebe Hammer, Watford Building Research Station, 126*
Klingenberg Electric Power Station, Pre-Heat Steam Turbines, 706*
Knott, W., and Son, Ltd., Internally-Driven Motor Roller, 535*
Koninklijke Maatschappij de Schelde, Dutch Torpedo-Boat Destroyer, 704*
Krishna River, Re-Girdering of Railway Bridge over, 135
Krupp, F., A.-G., Electrically-Driven Centrifuge, 323* ; Magnetic Chuck for Surface Grinders, 323* ; Alloy Steels, 323
" Kwiksteam " Vertical Boiler 785*

L.

LA MONT Waste-Heat Steam Generators, 341*, 393*
Laboratory, Cavendish, Magnetic Researches, 493
Laboratory Heat Engine, Dresden, Tests at, 279* Practice, Hydraulic (Review), 716
Testing, Building Research Station, 126*
See also National Physical

Labour :

Bonus, Premium, Rowan System, 305 British Engineers' Association and Mond-Turner Conference, 173
Change of Work and Output, 432 Co-Operation in Industry, 173
Electricity Supply Industry, Whitleyism in, 729
Employment Statistics, Engineering and Allied Industries, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
Industrial Accidents. See Accidents
Council, Proposed National, and British Engineers' Association, 173
Fatigue Research Board, Report, 432
Safety and Technical Schools, 335
Labour Notes, 11, 42, 72, 102, 146, 184, 197, 233, 278, 308, 340, 356, 403, 425, 465, 485, 628, 559, 590, 608, 640, 702, 721, 765, 798, 816. See PARAGRAPH INDEX
Mond-Turner Conference and British
Engineers' Association, 173
Premium Bonus, Rowan System, 305 Rowan System of Premium Bonus, 305 Unemployment Statistics, Engineering
and Allied Industries, 51, 81, 129,
204, 432, 461. See LETTER, 208 Whitleyism in Electricity Supply Industry,
729
Liickawanna Steel Piling, Welland Ship Canal Reconstruction, 539*
Lacy-Hulbert and Co., Ltd., Air Compressors, 194*
Lakes, Great, North America, Shipping on 285*
Laminated Glass, Manufacture of, 71
Springs, Endurance Testing Machine, 36*
- Kinematics of, 505*
Lamps, Electric. See Electric
Miners' Safety, Invention of, 698 ; Gauze Heating in, 695
Pneumatic-Electric, Bakelite Turbine Rotor for (M.L. Magneto Syndicate, Ltd.), 123* Lancashire Boiler. See Boiler
Lancaster, H. C., on Kettles for Refining Metals, 380*. See 353
Lander, Dr. C. H., on Treatment of Coal, 271 Landsberg, Dr., on German Railway Traction Problems, 219
Lane-Fox, St. G., Invention of Incandescent
Electric Lamp, 698. See LETTER, 763 Lang, J., dr. Sons, Ltd., Automatic Gear-Tooth
Rounding Machine, 315*
Latent Heat, Steel Ingots, Effect on Solidifi-cation, 662
Lathes. See Machine Tools
Launch, Motor. See Motor Boat
and Trial Trips, 66, 86, 140, 178, 200, 234,
277, 327, 370, 403, 438, 403, 484, 527
658, 589, 641, 676, 724, 756, 816
Law. See Legal ; Labour ; Patents
Lawn Mower,Petrol-Driven (Dennis Brothers,
Ltd.), 19*
Lead Alloys. See Alloys under Metallurgy
Ancient and Mediaeval, Silver in, 386
Prices. See Metal-Price Diagrams Lechmere-Oertel, R., on Elements of Operation of the Pneumatic Table, 741
Ledger, P. G. on Continuously-Loaded Sub-marine Telegraph Cable, 29
Leeds, Matthew Murray Memorial at, 617
Meeting, Society of Glass Technology. See (Mass Technology
Leeds, R. E., on Detection of Iron in Glass Sands, 71 ; on Reduction of Glasses in Hydrogen, 71
Legal :
Electric Power Supply, Injunction against London and Home Counties Joint Electricity Authority, 204
Electricity Supply, High Court Cases, 761 Farnworth versus Manchester Corporation,
Fumes from Barton Power Station,
761
Labour Legislation. See Labour
Patent Law. See Patents
Power Supply, Electric, Legal Problems of, 761
Rating of Machinery and Plant (Review), 53
See also PARAGRAPH INDEX
Legislation. See Legal ; Labour ; Patents Leipzig Fair, Technical Exhibits, 291*, 322* Length Standards, Industrial, Temperature of
Adjustment, 206
Letters to the Editor, 86, 116, 135, 165, 208, 276*, 307, 338, 370*, 435, 463, 527, 588, 612, 651, 672*, 723, 763, 830*. See LETTERS, INDEX
Lewis, D., on Transformation of Austenite into Martensite, 602
Lewis, E. H., on Dry Blast Operation at Wishaw, 572
Life-Boats, Motor, of Royal National Life-Boat Institution, 502*. See 420
Lifts, Passenger, in American High Buildings, 99
Light Alloys. See Alloys under Metallurgy
Ultra-Violet, Fluorescence Cabinet (Kelvin,
Bottomley and Baird, Ltd.), 263*
Tests, Roofing Materials, 423*
— Velocity of, Determination by Foucault's
Apparatus, 622
Lightfoot, N. M. H., on Solidification of Steel
Ingots, 662
Lighting, Mine (Review), 207
Set, " Rational," Petrol-Driven, 263*
Gas. See Gas
See also Lamps under Electric
Lightning. See Electric
Lime Street Station, Liverpool, Preservation
of Locomotive " Lion " at, 142
Cements and Plasters (Review), 462
Limentre Hydro-Electric Installation, Italy, 382*
Limit Gauges, D. I. N. and Skoda Systems, 619*
Lind, P., and Co., Construction of Factory Build ing, Michelin Tyre Co., Ltd., 67*, 153* „ Liners. See Steamers
Lintern, H. R., on Vibrations of Roads and Structures, 102. See 237.
" Lion," Early Locomotive, Preservation, 142 Lipman Wattmeter, Induction Type (Naider
Brothers and Tuompson, Ltd.), 114*; Liquid Fuel. See Oil Fuel
and Gas Films, Measurement of Thickness,
650
- and Gaseous States, Discontinuity of, 86
Viscosity of. See Viscosity
Liquor Effluents from Gas Works, Disposal of, Report, 781
Lister, R. A. and Co., Ltd., 4i-h.p. Petrol Driven Rail Tractor, 194*
Literature, 53, 158, 206, 242, 306, 401, 462, 495, 540, 635, 663, 716, 811. See LITERA-TURE INDEX
Lith and Madern's Machinenfabriek, Voor
winde Self-Trimming Grab, 198* Litigation. See Legal ; Labour ; Patents Liverpool Engineering Society, Annual Dinner,
142 ; Preservation of Locomotive " Lion,"
142
- and Manchester Railway, Early Locomotive " Lion " 142 ; Locomotive Trials of 1829, 594
Lloyd Dam, Bombay Deccan Irrigation Works,
255*, 599*,743*, 775*
Lloyd, J. C., th Late, 53
Lloyd's Statistics, Vessels under Construction, 81, 494
- - Vessels Launched, 209
Vessels Lost, 99
" Lochmonar, M.S., Salvage and Recon
struction, 26*. See Addendum 196
Lock, New Entrance, Alfred Dock, Birken
head, 12*
Percussion, for Firearms, Invention of, 518
Welland Ship Canal, 285*, 415*, 476*, 537* Lockouts. See Labour
Locomotive Balance and Hammer Blow, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764
- Variable Blast Pipe, French Railways, 524* - Blenkinsop Relics, 360, 434, 453*. See LETTER, 527
- Boller, High Pressure, 118*
- used by Bridge Stress Committee, 144*
- Compound, on French Railways, 481*, 524* - Diesel-Engine, for Welsh Highland Railway
(Kerr, Stuart and Co., Ltd.), 45*, 136*
- Electric Mine, for China (Greenwood and
Batley, Ltd.), 517*
- - 4-6-2 Type, Passenger, Great Indian Peninsula Railway (Metropolitan-Vickers Electrical Co., Ltd.), 100*, 161*
South African Railways, Regenerative Braking and Control Equipment, 212*, 282*
- Winterthur Universal Drive for, 161*. See 100*
- 4-6-2 and 4-6-0 Types, Est Railway, France, 524*
- Geared Steam, 117*
- 4-6-0 Passenger, Great Western Railway, 23*
— Heavy-011 Engines for, 338
High-Pressure, London, Midland and Scottish
Railway, 240
— Indian Standard, 760
— Industry, Position and Prospects 335
— " K " and Bridge Stress Committee Report,
363. See 143*, 187*, 312. See LETTER,
435
— Kitson-Meyer, for Cundinamarca Railway,
437*
— " Lion," Preservation of, 142
— 4-6-2 Type, Nord Railway, France, 482*
— Oil, 20-h.p. (Orenstein and Koppel A.G.),
293*
— 4-8-2 Type, Paris, Lyons and Mediter
ranean Railway, 524*
— Performance, French Railways, 481*, 524*
— Petrol, 10-h.p. (Orenstein and Koppel A.-G.),
293*
— — (It. A. Lister and Co., Ltd.), 194*
— Pulverised-Fuel, German State Railways,
219*
— Trials, Rainhill, 1829, 594
— Road. See Motor ; Road ; Tractor
— Tyres, Standard Specifications. 178
— See also Railways in PARAGRAPH INDEX
Lodge, Sir 0., on Some Ideas about Metals, 587
Ltiffier Boiler, High-Pressure, Experience with,
459
London, British Industries Fair, 273
— Electricity Supply, Battersea Power Sta
tion, Advantages of Site, 554. See LET
TERS, 588, 612, 661, 652, 672
— and Home Counties Joint Electricity
Authority, Lawsuit, 204, 761
— — Counties Traffic Advisory Committee,
Report, 431

— * King a College Centenary Appeal, 305

— Lots Road Power Station, Extension of, 394 — Midland and Scottish Railway, Preservation
of Locomotive " Lion," 142 ; High
Pressure Locomotive, 240
— and North Eastern Railway, North Eastern Area Transport Facilities, 616
— Port of, Tilbury Dock, Reflux and Sluice Valves for, 166*
Post Office Tunnel Explosion, Report, 460
Power Co., Battersea Power Station, Prevention of Grit and Fumes, 554. See LETTERS, 588, 612, 651, 652, 672
Safety First Council, Industrial Accident
Prevention, 275
— Telephone Progress in, 174
Traffic Act and Tramways, 580
— Need for Central Authority, 431
Underground Railways. See Underground
University, Lectures on Heat Transfer in Reciprocating Engines, by Prof. A. Nagel, 59*, 179*, 279*, 466*, 626*

— * Water Mains, Causes of Fracture, 146.

See 238
Supply, History of, 175
Longitudinal Bulkheads, Danger of, 475
Lorenzen, C., G.m.b.H., Exhaust-Gas Turbine
and Supercharger, 666*
Lorries. See Motor Wagons; Tractors
Lorry Maintenance Co., Ltd., Tulloch-Reading
Gas Producer for Motor Vehicles, 641* Los Angeles Flood Protection Works, Pacoima
Dam, 70*. See LETTERS, 527, 588
Lots Road Power Station, Extension of, 394 Loughborough College Calendar, 820
Louis, Prof. H., on History of Iron Manufacture, 558
Low-Temperature Carbonisation of Coal. See Coal
Lubricating Oils. See Oils
Lubrication, Bearing, by Grease and Doped Oils, Experiments at National Physical Laboratory, 795*, 808
— Film, Theory of (Review), 463
Luquet and Rauber Boiler, 472*
Lymn-Rambush Mechanical Grate, Water-Gas Generators, 350*
— Washer, Water-Gas Plant, Billingham, 450*, 510*
Lyttleton, W. R., on Manufacture of Laminated Glass, 71

M.

MAAG Gear-Cutting and Gear-Grinding Machines, 784*
Macaulay, F. W., on National Water Resources, 800
Mackay, H. J. S., the Late, 829
Mac. See also Mc
Machinability of Metals, Report of Cutting Tools Research Committee, Discussion, 21
Machine Design, Elements of (Review), 664
- Shops. See Works ;
Machine Tools Testing. See Testing Machine and Tests (Materials)
Machine Tools :
Bevel-Gear Planing Machine (Heidenreich and Harbeck), 324*
Boring Machine, Horizontal, Collet and Engelhard 753
— Mill, 26-ft. (G. Richards and Co.), 764*
- Broaching, Pressing and Straightening Machine (Selson Engineering Co., Ltd.), 752*
- Chuck, Magnetic, for Surface Grinders (F. Krupp A.-G.), 323*
- Crankshaft-Grinding Machine (F. Schmaltz G.m.b.H.), 323*
- Cutting Tools Research Committee, Report on Machinability, Discussion, 21 Drill, Portable Electric (F. Gilman (B.S.T.), Ltd.), 182*
Drilling Machine, Four-Head Multiple-Spindle (A. Herbert, Ltd.), 674*
— Multiple-Spindle, with Hydraulic Feed (Wanderer-Werke A.-G.), 534*
— and Tapping Machine, Two-Spindle (United Machine Tool Co., Ltd.), 784
Filing Machine, Multi-Bias Flexible Drive (Flexible Drive and Tool Co.), 244*
Gauging Limits, D.I.N. and Skoda Systems, 619*
Gear, Bevel, Planing Machine (Heidenreich and Harbeck), 324*
- Cutting Machine, Maag High-Speed (Sulzer Brothers), 784*
Grinding Machine, Maag High-Speed (Sulzer Brothers), 784*
Tooth Rounding Machine (J. Lang and Sons, Ltd.), 315*
Grinder, Portable Electric (F. Gilman (B.S.T.), Ltd.), 182*
- Surface, Magnetic Chuck for (F. Krupp A.-G.), 323*
Grinding, Dry, of Small Tools, Experimental Inquiry, 494
- Machine, Crankshaft (F. Schmaltz G.m.b.H.), 323*
— Electric Swing Frame (Black and Decker, Ltd.), 785 ; (Pneulec Machine Co., Ltd.), 732*
Gear, Maag High-Speed (Sulzer Brothers), 784*
Portable, Multi-Biax Flexible Drive (Flexible Drive and Tool Co.), 244*
— Surface, Circular Table (F. Schmaltz G.m.b.H.), 324*
- and Polishing Machines, Pneumatic, Hand (Buckeye Portable Tool Co.). 61*
Holes and Shafts, Fitting of, D.I.N. and Skoda Limit Systems, 619*
Hydraulic Press. See Press (below)
Lathes, Form-Turning and Facing for Valves (B.S.A. Tools, Ltd.), 105* — High-Speed (Schiess-Defries A.-G.), 739*
Melling Cam-Turning (Walcott Machine Co.), 215*
Multi-Tool (Heidenreich and Harbeck), 324*
Limit Gauges, D.I.N. and Skoda Systems, 619*
Machine Shop Management. See Works Management
Tool Industry, Position and Prospects, 274
at Leipzig Fair, 291, 325
Trades' Association, Annual Meeting and Dinner, 400
Magnetic Chuck, for Surface Grinders (F. Krupp A.-G.), 323*
Milling Cutters, Welded-Blade (Brooke Tool Manufacturing Co., Ltd.), 470. See LETTER, 527
Machine, Vertical, with Horizontal Spindle (United Machine Tool Co., Ltd.), 784*
Notching Press, High-Speed (Taylor and Challen, Ltd.), 195*
Nut-Slotting Machine, Duplex (Pellow Machine Co.), 803*
Planing Machine, Electrically-Driven Double-Cutting (C. Redman and Sons Ltd.), 658*
Gear. See Gear (above)
Vertical (Shanks and Co.), 764* Polishing and Grinding Machines, Pneumatic, Hand (Buckeye Portable Tool Co.), 61*
Polishing Machine, Multi-Biax Flexible Drive (Flexible Drive and Tool Co.), 244*
Press, Hydraulic, for Safety-Glass Manufacture (Hollings and Guest, Ltd.), 195*
— Veneer (Bergmiiller Maschinenfabrik), 322*
— Notching, High-Speed (Taylor and Challen, Ltd.), 195*
Pressing, Straightening and Broaching Machine (Selson Engineering Co. Ltd.), 752*
Rammer, Pneumatic, for Foundry Sand (Broom and Wade, Ltd.), 265*
Rounding Machine, Gear-Tooth (J. Lang and Sons, Ltd.), 315*
Sandpapering Machine, Three-Drum (Bottcher and Gessner), 325*
— (Maschinenfabrik E. Carstens), 325*
Saw, Carborundum Disc, Anderson-Grice, 126*
Scaling Tool, Portable-Electrically-Driven, (F. Gilman (B.S.T.), Ltd.), 182*
Scraping Machine, Wood (Bottcher and Gessner), 325*
Screwing Machines, Automatic (New Britain Machine Co.), 498*
Shafts and Holes, Fitting of, D.I.N. and Skoda Limit Systems, 619*
Straightening, Broaching and Pressing Machine (Selson Engineering Co., Ltd.), 752*
Tapping and Drilling Machine, Two-Spindle (United Machine Tool Co. Ltd.), 784
— Machine, Pneumatic Oscillating (W. Gaterman Manufacturing Co.), 545*
Tools, Cutting, Research Committee, Report on Machinability, Discussion, 21
Tooth-Rounding Machine for Gear Wheels (J. Lang and Sons, Ltd.), 315*
Turning and Boring Mills. See Boring (above)
Universal Tool, Electrically-Driven (F. Gilman (B.S.T.), Ltd.), 182*
Woodworking Machinery, Sandpapering Machine (Bottcher and Gessner), 325*
— — Sandpapering Machines (Maschinenfabrik E. Carstens), 325*
— — Veneer Press, Hydraulic (Bergmiiller Maschinenfabrik), 322*
— — Wood-Scraping Machine (Bottcher Gessner), 325*
— Tools, Portable Electrically-Driven (C. F. It. Giessler, Ltd.), 407* See also PARAGRAPH INDEX
Machine Tool Trades Association, Annual Meeting and Dinner, 400
— Work. See Machine Tools
Machinery Imports and Exports, Statistics, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
— and Plant, Rating of (Review), 53 Mackley, E. N., and Co.,
Multi-Stage Turbine Pump and Centrifugal Slurry and Tailings Pump, 681*
Madras and Southern Mahratta Railway, Re-girdering of Bridge over Krishna River, 135
Maentwrog Hydro-Electric Power Station, Anti-Vacuum Valves for Pipe Lines, 266*
Magirus, C. D., A.-G., Motor Fire Escape, 293*
Magnetic Chuck for Surface Grinders, 323*
— Researches at Cavendish Laboratory, 493
— Separating Machines (Rapid Magnetting Machine Co., Ltd.), 785*
Magnetometer, Vertical-Force (Oertling, Ltd.), 56
Mains, Electric. See Cables under Electric — Water, London, Causes of Fracture, 146. See 238
Malcolm-Feuerheerd Rotary Pump, 345* Management of Works. See Works Management
Manchester Association of Engineers, Annual Dinner 81
- Corporation versus Farnworth, Fumes from Barton Power Station, 761
Meeting, Institution of Mechanical Engineers. See Mechanical Engineers
— Municipal College of Technology, Prospectus, 589 ; Research Scholarships, 820
— Researches and Mechanical Science, 825
- Steam Users' Association, Report on Boiler Tests, 493
Manganese and Iron Sulphides, Solubility in Steel, 662
Manitoba, Hydro-Electric Progress in, 272 Manometers, Low-Pressure Recording (G. Kent, Ltd.), 83*
Manufacture, Scientific Methods in. See Works Management
Manumit Motor Roller, 535*
Marconi's Wireless Telegraph Co., Ltd., Exhibits at Physical and Optical Societies' Exhibition, 132*
Marconiphone Co., Ltd., Exhibits at Physical and Optical Societies' Exhibition, 132 Marine Auxiliary Machinery, Modern Feed Water Circuits, 111, 120*
— — Machinery, S.S. " Viceroy of India," 720*, 813*. See 120*
— Boilers. See Boilers
— Engines. See Engines ; Turbines ; Marine Propulsion
— Engineers, Institute of, Annual Report, 489 — Engineering Industry, Position and Pros-pects, 432
— — Lloyd's Statistics, 81
— Propulsion, Comparative Economies of Steamers and Motor Ships, 877
Diesel-Electric Ferry Boat for Argentina, Voyage of, 558
Diesel Engines, M.S. " Ulster Monarch," 560
Diesel Engine, Oil Tanker " Irania," 295* — — Geared Turbines, Chilean Destroyers, 464*
Mechanical Stokers for Water-Tube Boilers, 405*
Michell Bearing with Propeller-Thrust Indicator, 723*
Modern Feed-Water Circuits, 111, 120* — — Modern Steam Machinery, 374*, 442*. See 387
Marine Propulsion Oil Fuel for, See Oil Fuel
Pulverised Coal for Ships, 703. See 419
Pulverised-Fuel Installation, S.S. " Horo-rata," 275
Performances of Canadian Pacific Railway Co.'s Steamers, 375*, 442*. See 387

—*Skin, Resistance of Ships, Results of Measurements, 800*. See 389

Trials of Italian Destroyers, 832*. See 367 — Turbine, Exhaust Steam, Bauer-Wach,
S.S. " Boniface," Performance, 411*. See
389
— Turbo-Electric Liner " Viceroy of India," 637*, 717*, 747*, 813* ; Feed-Water System, 120* ; Trials, 240, 816
Water-Tube Boilers for, 404*, 471*. See
419
See also Engines : Turbines ; Propellers ;
and PARAGRAPH INDEX
Refrigerating Installations, 245, 248*
Salvage. See Salvage
Turbines. See Turbines, Steam ; Marine Propulsion
Markets. See Trade and PARAGRAPH INDEX Marshall, D.,
on Rainhill Locomotive Trials of 1829, 594
Marshall, C. W., on the " Grid " Transmission System in Great Britain, 515*, 562*, 660*, 737*. See 275
Marshall, H. J., the Late, 699*
Marshall, Sons and Co., Ltd., 30-b.h.p. Single
Cylinder 011 Engine, 192*
Martin, A., the Late, 489
Maryland Dredging and Contracting Co., Dry
Dock, Philadelphia Navy Yard, 807* Masonry Regulators, Gezira Irrigation Scheme,
87*. See LETTER, 135
Materials, Strength of (Review), 716
— — See also Stress and Tests (Materials) Mathiessen, Experiments on Conductivity of Metals, 588
Mathews, Dr. M. A., on Low-Temperature Tar, 678
Matthes, G. H. on Geological Data and Hydraulic Projects, 740
Mayor and Coulson Travelling Scholarship for Mining Students, 766 ,
Maxwell, G. B., on Flame Characteristics of
Pinking and Non-Pinking Fuels, 618 May Lecture, Institute of Metals, Some Ideas
about Metals, 587
Maybury, Sir H. P., Forrest Lecture on Roads and Road Transport, 578
McIlvaine, R. W., Co., Foundry-Sand Moisture Meter, 753
McKay, R. J., on Corrosion of Nickel and Monel Metal by Milk, 742
McLaren, Dr. H., the Late, 369
McLaren-Benz 30-h.p. Diesel Engine for Road Rollers and Tractors, 147*
McLaren, J. and H., Ltd., Diesel Engine for Locomotive, 45*, 136*
Mc. See also Mac
Mechanical Engineering and Aircraft Engi-neering, Relationship, 400
—Engineering, Model Research in, 371*, 407*, 469, 567*, 655*. See 368, 397. See LETTER, 435
Mechanical Engineers, Institution of :
London Meetings, Winter Session :
Annual Report, 245
Election of Officers, 111, 245
Refrigeration on Shipboard, by H. J. Ward, 248*. See 245
Modern Feed-Water - Circuits, by G. J. Weir, 119*. See 111
Thomas Hawksley Lecture on Engineering Principles in the Machinery of the Stars, by Prof. A. S. Eddington, 173
Benevolent Fund Meeting, 368
Presentation of Presidential Chair, 368
Research in Mechanical Engineering by Small-Scale Apparatus, by F. C. Johansen, 371*, 407*, 469, 567*, 655*. See 368, 397. See LETTER, 435
Standardisation of Keys and Keyways, by W. Reavell, 529*. See 523
Publication of Extended Steam Tables, by Prof. H. L. Callendar, 546*, 595. See 553
Proposed Royal Charter, 618. See 615. See LETTER, 673
Graduates' Lecture on Aircraft Engineering and Mechanical Engineering, by Wing-Comdr. T. R. Cave-Brown-Cave, 400
Summer Meeting, Manchester :
Inaugural Proceedings, 825
The Contribution of Manchester Re-searches to Mechanical Science, by R. W. Bailey, 825
North Western Branch:
Cutting Tools Research Committee, Report on Machinability, by E. G. Herbert, Discussion, 21
Tendencies in Steam Turbine Development, by H. L. Guy, 148*, 183*. See 163, 203. See LETTER, 277 ; Erratum, 200
Mechanical Engineers, American Society of, Researches on Properties of Steam, 265 ; Peak Load Problems, by Prof. A. G. Christie, 492. See LETTER, 589
Status of, 615. See 618. Sec LETTER, 673
Science and Manchester Researches, 825
Stoker. See Stoker
Traction on Roads. See Roads ; Motor
Cars ; Tractors
Mechanics of Movable Weirs, 276*, 370*, 463
and Physics, 759
Mechanism, New Straight-Line Motion, 663*.
See LETTER, 830
Melchett-Turner Conference and Proposed
National Industrial Council, 173
Melling Cam-Turning Lathe, 216*
Mercer, T., Timing Apparatus for Motor-Car
Races, 611*
Merchant Shipbuilding. See Shipbuilding

— * Ships. See Ships ; Steamers

Mercury Prices. See Metal Price Diagrams Mersey Docks and Harbour Board, Presenta-tion of Locomotive " Lion " to Liverpool Engineering Society, 132
Merthyr TidM Hydro-Electric Power Plant, 581*
Messer and Co., G.m.b.H., Oxy-Acetylene Cutter, 322*
Metal, Anti-Friction. See Alloys under Metallurgy
Construction, Vickers' Aeroplanes, 606*
Corrosion of. See Corrosion

—* Fatigue of. See Alternating Stress under

Tests (Materials)
— Filament Lamps. See Lamps under Electric

—*Heat Transfer from Steam to, 745

Metals, Institute of :
May Lecture on Some Ideas about
Metals, by Sir 0. Lodge, 587
Spring Meeting, London :
Programme, 169, 299
Treasurer's Report, 337
Report of Council, 337
Annual Dinner and Conversazione, 353
Reports of Discussions, 337, 350, 384 Eutectics and Eutectoids in Binary Metal
lic Systems, by Prof. P. Saldau, 337 Work Softening and Intercrystalline
Cohesion, by F. Hargreaves and
R. J. Hills, 767*. See 337
Testing of Electro-Deposits on Aluminium, by G. B. Brook and G. H. Stott, 531*. See 338
Cadmium-Rich Alloys of System Cadmium-Gold, by Dr. P. J. Durrant, 350
Age-Hardening of Some Aluminium Alloys, by Dr. M. L. V. Gayler and G. D. Preston, 342*. See 352
Brittleness in Arsenical Copper, by C. Blazey, 352. See Erratum, 428
Haughton-Hanson Thermostat, by Dr. P. J. Durrant, 327*. See 352
Large Kettles for Refining Low-Melting Point Alloys, by H. C. Lancaster, 380. See 353
Improved Form of Electric Resistance Furnace, by Dr. W. Rosenhain and W. E. Prytherch, 339. See 353
Recent Developments in Electric Fur-naces, by D. F. Campbell, 439*. See 384
Alloys of Zirconium, by Dr. C. Sykes, 385 Resistance of Zinc to Indentation, by
Dr. J. N. Friend and W. E. Thorney
croft, 373*. See 385
Solution of Zinc in Electric Batteries, by Dr. J. N. Friend, 354. See 386 Silver Contents of Specimens of Ancient and Mediaeval Lead, by Dr. J. N. Friend and W. E. Thorneycroft, 386 Metals, Large Kettles for Refining, 380*. See 353
Machinability of, Report of Cutting Tools Research Committee, Discussion, 21
Non-Ferrous, British Research Association,
Annual Meeting, 614
— Use of Electric Furnaces, 439*. See 384
Physical Properties of, 588
Price Diagrams, 24*, 186*, 315*, 438*, 592*, 721*
— Single Crystals, Fatigue in, Research at National Physical Laboratory, 810*
Structure of. See Micro-photographs
— Trades, Non-Ferrous, Use of Electrio
Furnaces, 439*. See 384
— Welding. See Welding
Work-Softening and Intercrystalline Cohesion, 767*. See 337
See also Metallurgy ; Micro-photographs Metallic Vapour Condensation at Low Pres-sures, 699
Metallising Non-Conductors, Einstein Process, 246
Metallix Röntgen Ray Tubes, 116
Metallography. See Metals ; Metallurgy ; Microphotographs
Metallurgical Industries, France, Progress, 142 Metallurgie, La Revue de, 25th Anniversary of, 142

Metallurgy :

Alloys, Aluminium, Age-Hardening of
342*, 650, See 352
Cadmium-Gold, 350
Copper. See Brass ; Bronze ; Gun-metal, andc.
Cupro-Nickel Condenser Tubes in S.S. " Melita " and S.S. " Minnedosa," 375
Eutectics and Eutectoids in Binary Metallic Systems, 337
— for High Temperatures, Work of National Physical Laboratory, 810
of Iron Research Committee, United States, Formation, 668
Low Melting Point, Kettles for Re-fining, 380*. See 353
Monel Metal, Corrosion by Milk, 742
Nickel Acid-Resistant, 742
P.M.G. Brass (Vickers-Armstrongs, Ltd.), 694*
Physical Properties of, 587
Röntgen-Ray Investigations of, 242*
Work Softening and Intercrystalline Cohesion, 767*. See 337
Zirconium, Electrical and Magnetic
Properties, 385
Blast Furnaces. See Furnaces
Brass. See Brass
Bronze. See Bronze
Cadmium-Zinc Solder, 208
Cast Iron. See Cast Iron
Corrosion of Metals. See Corrosion
Foundry. See Foundry ; Moulding
Furnaces, Electric. See Furnaces

— * Metallurgical. See Furnaces

Heat Treatment, Case-Hardened Steel, Measurement of Thickness of Case, 693*. See 650
— — Effect on Aluminium Alloys, 342* — — of Gears, Electric Furnace for, 229*

— * — of Metals by Electricity, 440*

— — of Sheet Steel, 799*
— — Snead Electric Annealing Machine,
441
Steel, Distortion in Hardening, 25*
Iron Manufacture, Blast-Furnace Plant
and Practice, Report, 564. See 572
Metallurgy—continued.
Iron Manufacture, History of, 558
Sinter Plant at Cardiff, 560*. See
573
See also Furnaces, Blast
Ore. See Ore
Metals, Physical Properties of, 588
— Tests of. See Tests (Materials)
Work-Softening and Intercrystalline Cohesion, 767*. See 337
Metallurgy of Iron and Steel (Review), 541
Monel Metal, Corrosion by Milk, 742 Nickel, Corrosion by Milk, 742 Non-Ferrous Metals Research Association,
Annual Meeting, 614
— — Metal Trades, Use of Electric Fur-naces, 439*. See 384
Pyrometers. See Pyrometers
Refractories. See Refractory Materials ; Firebricks
Rolling Mills. See Rolling Mills
Solder, Zinc-Cadmium, 208
Steels, Commercial, Liquidus and Solidus Ranges of, 662
— Furnaces. See Furnaces
Ingots, Effect of Latent Heat on Solidification, 662
Manufacture, Production of Sound Ingots, 623*. See 601
Molten, Density of, 662
Sheet, Normalising of, 799*
Solubility of Iron and Manganese Sulphides in, 662
Welding. See Welding
Zinc-Cadmium Solder, 208
See also Iron and Steel Institute ; Metals, Institute of ; .Metallography ; Micro-photographs ; Foundry ; and PARA-GRAPH INDEX
Mining and Metallurgy, Institution of. See Mining
Metcalfe, Sir C., the Late, 21
Meteorological Society, Royal : Annual Meet-ing, 108 ; Presidential Address, Amateurs as Pioneers, by Sir R. Gregory, 108 ; Influence of Smoke and Hot Gases from Chimneys on Rainfall, by Dr. J. R. Ashworth, 737
Meteorology, British Floods and Droughts (Review), 244
— Pioneer Work of Amateurs, 108
Rainfall, Influence of Smoke and Chimney Gases on, 737
Steelyard Barograph 85*
— Theories of Lightning, 555*
Meters, Electric, Standard Specification, 781 — Moisture, Foundry Sand (R. W. Mcllvaine Co.), 753
— Summation (Stonebridge Electrical Co., Ltd.), 115
Methane Explosions. See Colliery Explosions Mdtral, A., on Fuels for Motor Vehicles, 49 Metropolitan Underground Railway, Paris,
Ivry Port Power Station, 569*, 603* Metropolitan-Vickers Electrical Co., Ltd.,
Electric Passenger Locomotive for Great
Indian Peninsula Railway, 100* 161* ,
Switchgear-Assembly Shop, 797*
— Water Board, Causes of Fractured Water Mains, 146. See 238
— See also London
Micanite and Insulators Co., Ltd., 132,000
volt Condenser-Type Terminal, 226* Michelin Tyre Co., Ltd., Factory Building,
Stoke-on-Trent, 57*, 153*
Michell Thrust Bearing, 160,000-kw. Brown-Boyer' Turbo-Generator, 128*
— — Bearing with Propeller-Thrust Indicator, 723*
Microphotographs, Electro-Deposits on Alu-minium, 532 *
— Lead-Tin Eutectic, 768*
— Sheet Steel, Annealed and Normalised, 799*
Splash of Zinc on Glass, 769*
— Steel, Erosion of Gun Tubes, 653*
Ingots, 624*
Microphotometer, Photoelectric, 55
Microscope Measuring Apparatus for Indicator
Diagrams, 279*
Microstructures of Quenched Steels, 602
— of Metals. See also Micro-photographs
Midland Sand-Blast and Foundry Supplies
Co., Ltd., Sand-Blast Tumbling Barrel
Machine, 732* ; Rotary Table Sand
Blast Machine, 732*
Mid-East England Electricity Scheme, 162*
Midi Railway, Electrification of, 828*
Midland Fan Co., Ltd., Paint-Spraying Plant,
194*
Milk, Corrosion of Nickel and Monel Metal by, 742
Milling Machines and Cutters. See Machine
Tools
Mills, Rolling. See Rolling Mills
Mineral Oils. See Oils
— See also Coal ; Mining ; Ores ; and PARA
GRAPH INDEX
Mines, Coal. See Collieries
— Communications through Earth Strata, 445
— Copper, Potrerillos, Chile, Underground
Construction in, 741
— Deep, Air Conditioning in, 741
Department, Canadian, Report on Diatomite, 836
— Iron, Dannemora, Sweden, Newcomen
Engine at, 51
— Lightning (Review), 207
-- Locomotive, Electric (Greenwood and Batley,
Ltd.), 517*
— and Quarries, Accidents in, Report, 18, 287
Safety in, Research Board, Pyritic Oxidation ' in Ravine Seam, 380 ; Inflammability of Coal Dusts, 391 ; Firedamp Explosions within Closed Vessels, 473
— Underground Practice in (Review), 54
— United States Bureau of. See United States — Winding. See Winding
See also Coal ; Collieries ; Mining ; Ores ;
Winding ; and PARAGRAPH INDEX Miners' Safety Lamps, Gauze Heating in
595 ; Invention of, 698
Mining, Coal, Accidents from Machinery, 287 — Economics of (Review), 663
Engineers, Institution of, Mayor and Coulson Scholarship, 766
Mining and Metallurgical Engineers, American Institute of, Geological Data and. Hydraulic Projects, by G. H. Matthes, 740 ; Geology of Dam Sites, by C. K. Wentworth, 741 ; Underground Construction. in Chilean Copper Mines, by I. L. Grenin-ger, 741 ; Air Conditioning in Deep Mines, by R. W. Waterfill, 741 ; Operation of the Pneumatic Table, by A. F. Taggart and R. Lechmere-Oertel, 741 ; Effect of Shutting-in Offset Wells, by C. M. Nickerson, 742 ; Developments in Acid-Resistant Alloys, by B. E. Field, 742 ; Corrosion of Nickel and Monel Metal by Milk, by R. J. McKay, 0. B. J. Fraser, and H. E. Searle
and Metallurgy, Institution of, Annual Dinner, 491
— Underground Practice (Review), 64
— See also PARAGRAPH INDEX
Ministry of Transport. See Transport
" Minnetonka," S.S., Water-Tube Boilers, 405* " Minnewaska," S.S., Water-Tube Boilers, 405* Mixed-Pressure Turbines. See Turbines
Mixing Machines, Concrete. See Concrete
-- Core Sand (Fordath Engineering Co.),Ltd., 785
M-L Magneto Syndicate, Ltd., Exhibits at Physical and Optical Societies' Exhibition ; Pneumatic-Electric Lamps, 123*
M. 0. Valve Co., Ltd., Exhibits at Physical
and Optical Societies' Exhibition, 132 Modave System of Dust Extraction from Flue
Gases, 831*
Model Experiments. See Aeronautics ; Ships

— * Research in Mechanical Engineering, 371*, 407*, 469, 567*, 655*. See 368, 397. See LETTER, 435

— of River Tyne, 679*
Moisture Meter, Foundry Sand (R. W. Mc-Ilvaine Co.), 753
Molecular Motions in Rarefied Gases, 319*, 347*, 381*, 449*
Mond-Turner Conference and Proposed National Industrial Council, 173
Monel Metal, Corrosion by Milk, 742
Monitor Safety Devices (C. L. Stokoe), 688* Monkswell, Lord, on French Railway Loco
motive Performance, 481*, 524* Monoliths, Concrete, Construction of Entrance
Lock, Birkenhead Dock, 12*
Monometer Manufacturing Co. (1918), Ltd., Crucible Furnaces, 752*
Monorail Conveyor, Ivry Port Power Station, Paris, 570*
Montagu of Beaulieu, Lord, the Late, 436
Moore, A. N., on National Electricity Supply, 729 Morocco, Railways in, 211*
Moseley Reports on Dockyard Schools, 96, 155, 258
Motor, Air, Hele-Shaw Beacham (Holman Brothers, Ltd.), 754*
Boat, 24-ft., 100-h.p. (J. W. Brooke and Co., Ltd.), 771*
30-ft., with 10-16-11.p. Engine (R. C. J. Hervey), 273
Cars, Air Resistance of, Model Experiments, 373*. See 368
Early Steam, History of, 578
— Engines. See Engines, Petrol
Engineers. See Automobile Engineers
Fuels. See Motor Fuels
Industry, Position and Prospects, 204
Laminated Springs for, Kinematics of, 505*
Races, Timing Apparatus, 611*
Racing, " Golden Arrow," Air Resistance
of, Model Experiments, 373*. See 368 — — See also Motor Cycle ; and PARAGRAPH
INDEX
Cycle Industry, Position and Prospects, 129
Electric, 360-h.p., Direct-Current, Passenger Locomotive for Great Indian Peninsula Railway, 100*. See 161*
— — Enclosed-Ventilated (J. H. Holmes and Co., Ltd.), 229*
Gramophone Driving, 227*
Paris Agricultural Machinery Exhibition, 259
Propelling, S.S. " Viceroy of India," 749* — — with Reduction Gear (L. A. Wisler), 259 ; (Siemens-Schuckertwerke A.-G.), 324*
Fire Escape (C. D. Magirus A.-G.), 293*
Fuels from Coal, 8
Pinking and Non-Pinking, Flame Charac
teristics, 618
Generator Sets, Estcourt Substation, South African Railways, 212*
Set, 150-kw., S.S. " Viceroy of India," 814*
Internal-Combustion. See Aeronautics ; Engines ; Motor Cars ; Motor Boats ; Tractors
— Launches. See Motor Boats
Life-Boats of Royal National Life-Boat Institution, 502*. See 420
Lorry, Three-Wheel, with Tipping Gear (Four-Wheel Drive Lorry Co., Ltd.), 598* — — See also Motor Wagons
— Marine. See Engines ; Marine Propulsion ; Motor Ships
— Paraffin. See Engines, Oil
Petrol. See Aeronautics ; Engines, Petrol ; Motor Boats ; Motor Cars • Tractors
Road Rollers. See Road Rollers
Roller, Manumit, Internally Driven, 535*
Ships under Construction, Lloyd's Statistics,
81, 494
Cross Channel, " Ulster Monarch," 560
Diesel-Electric Ferry Boat for Argentina,
Voyage of, 558
" Irania," Machinery of, 295*
Launched, Annual Statistics, 209
" Lochmonar," Salvage and Reconstruction, 26*. See Addendum, 196
Lost, Lloyd's Statistics, 99
and Steamers, Comparative Cost of, 377
See also Marine Propulsion
Spirit. See Motor Fuel
Taxation and Road Fund, 579
Tractors. See Tractors
— Traffic and Road Construction, United
States, 19

— * Transport, Competition with Railways, South Africa, 239

Motor Vehicles, Heavy-Oil Engines for, 338 — — Tulloch-Reading Gas Producer for, 641* — — Use of Coke-Oven Gas and Producer Gas as Fuel, 49
Vibrations of Roads and Buildings, 102. See 237
Wagon, Steam, Explosion of Boiler, 673
Wagons. See also Tractors
Mott, Hay and Anderson. Reconstruction of
Wearmouth Bridge, Sunderland, 156* Mould, Production of Sound Steel Ingots, 623* Moulding Machine, Hand (J. W. Jackman and
Co., Ltd.), 786*
Head-Rammed, Hand-Operated (Britan-nia Foundry Co., Ltd.), 732*
Jolt-Ramming (Denbigh Engineering Co., Ltd.), 753
Jolt Squeeze and Draw (W. H. Nicholls Co., Inc.), 786*

— * — Jolt and Squeeze (Universal System of Machine Moulding and Machinery Co., Ltd.), 750

Jolt Squeeze (G. Zimmermann Engineer-ing Works), 786*
Pneumatic Sand-Throwing (Badische
Masehinenfabrik and Eisengiesserei), 751* — — Power Squeezing Split-Pattern (Coleman
Foundry Equipment Co., Ltd.), 731*
Runner Bush (Coleman Foundry Equip-ment Co., Ltd.), 731*
See also Foundry
Mount Hope Suspension Bridge, United States Failure of Heat-Treated Wires, 461
Mower, Lawn, Petrol-Driven (Dennis Brothers, Ltd.), 194*
Mowlem, J., and Co., Ltd., Reconstruction of Charing Cross Underground Station, 268
Mud, Use for Prevention of Coal-Dust Explo-sions, 444
Mullard Radio Valve Co., Ltd., Exhibits at Physical and Optical Societies' Exhibition, 132
Multi-Biax Flexible Drive, Portable Grinding Machine, 244*
Multitubular Boilers. See Boilers
Municipal Aerodromes, Need for, 633
— Electrical Association, Incorporated, Tor-quay Meeting, Presidental Address on National Electricity Supply, by A. N. Moore, 729 ; Whitleyism in the Electricity Supply Industry, by W. Walker, 729 ; Legal Problems, Electricity Supply, by J. H. Rothwell, 761 ; Heavy-Oil Engines in Electricity Supply Undertakings, by G. Porter, 792 ; Standardisation of Methods of Charge, by E. J. Jennings, 793
Munzinger, Dr. F., on Fuel Control in Power Stations, 705*
Murdoch, W., Proposed Memorial to, 116, 307, 338, 370, 435
Murray, Dr. T. B., the Late, 829
Murray, Matthew, Pioneer Engineer (Review), 243 ; Memorial to, 617
— River, Australia, Hume Reservoir, Inquiry into Cost, 434
Museum, Industrial, Home Office, .and Indus-trial Safety, 335
— Railway, York, Blenkinsop Engine Relics, 360, 434, 453*. See LETTER, 527

N.

NADAL, J., Steam Engine Investigations, 179 Nagel, Prof. A., on Heat Transfer in Recipro
cating Engines, 59*, 179*, 279*, 466*, 626* Nalder Brothers and Thompson, Ltd., Exhibits
at Physical and Optical Societies' Exhibi
tion, 114*
Napier Brothers, Ltd., Electrically-Driven Windlass, S.S. " Viceroy of India," 815* National Electricity Supply, 729
National Flying Services, Ltd., and Air Ministry, Agreement, 175. See 338
National Gas Engine Co., Ltd., 2f-h.p. Petrol-Paraffin Engine and Pump and 75-b.h.p. Three-Cylinder Gas Engine, 192*
— Industrial Council, Proposed, and British Engineers' Association, 173
Physical Laboratory, Endurance Testing Machine for Springs, 36* ; Research on Vibrations of Roads and Structures, 102. See 237 ; Exhibits, Royal Society Conver-sazione, 650 ; Report on Work, 795*, 808*
Natural Gas and Petroleum, Geology of (Re-view), 401
Philosophy and Engineering, 51
Naval Architects, Institution of :
Spring Meeting, London :—
Report of Council, 365
Election of Officers, 366
Annual Dinner, 367
Reports of Discussions, 366, 387, 419 Presidential Address, by Lord Wester Wemyss, 366
H. M. Battleships " Nelson " and " Rodney," by Sir W. J. Berry, 367*. See 366
Sea Trials of Italian Destroyers, by Lieut.-Col. F. Dondona, 832*. See 367
Propulsion of Ships by Modern Steam Machinery, by J. Johnson, 374*, 442*. See 387
Considerations Regarding International Loadline Regulations, by Dr. J. Bruhn, 388
New Results Obtained in Measuring Fric-tional Resistance, by Dr. G. Kempf, 800. See 389
Practical Use of First British-Built Bauer-Wach Exhaust Steam Turbine Instal-lation in Booth Liner " Boniface," by C. F. A. Fyfe, 411*. See 389
Vibration of Beams of Non-Uniform Mass and Section, by Prof. C. E. Inglis, 390
Behaviour of Stiffened Thin Plating under Water Pressure, by S. A. Hodges, 735*. See 391
Powdered Coal for Ships, by Engr.-Rear Admiral W. S. Hill, 703. See 419
Modern Development of the Water-Tube Boiler for Marine Purposes, by A.
Spyer, 404*, 471*, See 419
Naval Architects, Institution of—continued. Suggested Modifications to Marine Water-Tube Boilers, by Eng.-Rear Admiral A. E. Hyne, 419
Motor Life-Boats of the Royal National Life-Boat Institution, by J. R. Barrett, 502*. See 420
Naval Architects and Shipwrights, Admiralty, Education of, 69, 95, 155, 258, 321, 401
Architecture, Danger of Longitudinal Bulk
heads, 475
— — International Load-Line Regulations, 388
Second School of, and Dockyard Schools, 69, 95, 155, 258, 321, 401
Stability of Passenger Liners, 475, 526* — — Stresses in Stiffened Thin Plating of Ships, 735*, See 391

—* Operations, European War, History of (Review), 306

— and Shipping Annual, Brassey's (Review), 664
See also Warships
Navigation, Aerial, See Aeronautics
Equipment, S.S. " Viceroy of India," 638
Wireless Direction Finder (Radio Communi
cation Co., Ltd.), 132
Navy, British. See S.M. under Warships

—* Chilean, Submarines for, 86* ; Destroyers

for, 464*
— Dutch, Torpedo-Boat Destroyer, 704*
— French, Destroyers and Flotilla Leaders, 33.
See LETTERS, 276, 527, 589
Italian, Destroyers and Flotilla Leaders, 33.
See LETTERS, 276, 527, 589
— — Trials of Destroyers, 832*. See 367
Japanese, Torpedo-Boat Destroyers in, 33. See LETTERS, 276, 527, 589
United States. See United States under Warships
Yard, Philadelphia, Dry Dock No. 3, 807*
See also Naval ; Warships ; and PARA-GRAPH INDEX
Navvy, Steam. See Excavating Machine Negretti and Zambra, Exhibits at Physical and Optical Societies' Exhibition, 84*
" Nelson," H.M. Battleship, 357*. See 366 Nesbit, D. M., the Late, 430
Neu Babelsberg Observatory, Potsdam, 650-mm. Refracting Telescope, 666*
Neu Flame Oil Heating Stove, 81
New Britain Machine Co., Automatic Screwing Machines, 498*
South Wales, Floating Dock for Walsl. Island Dockyard, 591*
Year's Honours List, 303. See Erratum, 338
York Buildings, Foundations for, 317*, 447*, 631*
— Hell Gate Power Station, 160,000-kw. Turbo-Generator, 1*, 65*, 128*. See LETTERS, 165. See Erratum, 198
High Building Construction in, 98*
Hudson Avenue Power Station, 547*. See Errata, 583, 789
Zealand Government Railways, Report, 826 New Zealand Shipping Co., Ltd., Pulverised
Fuel Installation, S.S. " Hororata," 275 Newark Dyke Railway Bridge, Oscillation
Records, 187*
Newcastle-upon-Tyne, North-East Coast Exhibition, 494, 679*. See LETTER, 830
Newcomen Society, Translation of Triewald's Treatise on the Newcomen Engine, 51 ; History of Water Supply of London, by R. Jenkin, 175 ; John Wyatt and Weigh-ing of Heavy Loads, by W. A. Benton, 495 ; Rainhill Locomotive Trials of 1829, by D. Marshall, 594
Newcomen, T., Bicentenary of, 175
Newport Iron Works, Middlesbrough, Boiler
Explosion, 424. See LETTER, 435
Newton, J., the Late, 551
Niagara Falls, Preservation of, 133*
Peninsula, Geological Formation, 417 Nicholls, W. H. Co., Inc., Jolt Squeeze and Draw Moulding Machine, 786* Nickel Acid-Resistant Alloys, 742

-* Chromium Steel, Properties at High Temperatures, 606*

Melting in Electric Furnaces, 439*
- and Monel Metal, Corrosion by Milk, 742 Nickerson, C. M., on the Effect of Shutting-in Offset Wells, 742
Nicolson and Callendar's Steam Engine Investi-gations, 60*
" Nieuw Holland," S.S., Water-Tube Boilers, 405*
Nile, River, Calibration Assouan Dam Sluices, Report, 792
- - Control Works and Heightening of Assouan Dam, 171, 176*, 303*. See LETTERS, 208, 370
Nira River Irrigation Works, Bombay Deccan, 255*, 743*, 775*
Noetzli, Dr. F. A., on the Pacoima Arch Dam,, California, 70*. See LETTERS, 527, 588
Noise, Reduction of, Model Experiments, 658 Nomenclature, Technical, 302
Non-Ferrous Metals. See Metals ; Metallurgy Nord Railway, France, 4-6-2-Type Locomotive, 482*
Normalising of Sheet Steel, 799*
North America, Dry Docks in, 807*
Shipping on Great Lakes, 285*
North British Locomotive Co., High-Pressure Locomotive, 240
Eastern Area, London and North Eastern Railway, Transport Facilities, 616
North Eastern Marine Engineering Co., Ltd., Oil Separator, 679* ; Feed-Water Filter, 680*
East Coast Exhibition, Newcastle-upon-Tyne, 494, 679*. See LETTER, 830
Coast Institution of Engineers and Shipbuilders, Rational Utilisation of Coal, by W. J. Drummond and Dr. W. T. K. Braunholtz, 109. See LETTERS, 135, 165, 673
Coast Trade and Transport Prospects, 633
Metropolitan Power Co., Brimsdown Station, Addenda, 77, 200

- Notes from, 15, 46, 76, 107, 139, 168, 201, 234, 269, 298, 331, 360, 395, 429, 456, 489, 519, 551, 583, 612, 645, 677, 725, 757, 789, 821. See PARAGRAPH INDEX

Notched-Bar Tests. See Tests (Materials)
Notching Press, High-Speed, 195*
Notes on New Books. See Books and LITERATURE INDEX
— See Cleveland ; North ; South West ; South Yorkshire, Labour, and PARAGRAPH INDEX
Nottinghamshire Coal Seam, Survey of, 709
Nozzles, Steam Flow through, 779*
Nunnery Colliery Co., Ltd., Becker Coke-Oven Plant, 453*. See 518
Nusselt, Prof. W., Investigation on Heat Transfer in Engine Cylinders, 179
Nut-Slotting Machine, Duplex, 803*
— and Bolts, Standard Specification, 290

Obituary : (Moved to separate index)
Observatory, Edinburgh, 36-in. Reflector for, 684
— New Babelsburg, Potsdam, 650-mm. Refracting Telescope, 666
Oertling, L., Ltd., Exhibits at Physical and
Optical Societies' Exhibition, 56
Oil and Coal Fuel, Costs at World Ports, 444*
Diamond Drilling for, 473
Doped, Bearing Lubrication by, Experiments at National Physical Laboratory, 795*, 808

—* Engines. See Engines, Oil ; Motor Cars ; Motor Boats ; Tractors

— Fuel, Malcolm-Feuerheerd Rotary Pump for, 345*
Heating Stove, Neu Flame, 81
—Motors. See Engines, Oil ; Motor Cars ; Motor Boats ; Tractors
Purifying, Electrically-Driven Centrifuge for, (F. Krupp A.-G.), 323*
Separator (North Eastern Marine Engineering Co., Ltd.), 679*
Switches. See Switchgear
Tanker "Irania," 1,200-h.p. Oil Engine, 295*
Tractors. See Tractors
See also Lubrication ; Petroleum
Oilfields of Burma, 494
Olympia. See Exhibition
Ontario, Hydro-Electric Progress in, 272
— and Niagara Falls Preservation Work, 133*
Open-Hearth Furnace. See Furnace.
Optical Apparatus, British Industries Fair, London, 273
— — Physical and Optical Societies' Exhibition,
55*, 83*, 114*, 132*, 216. See Errata,168
Diagrams, Heat Engine Investigations, 280*
Introscope for Tube Examination, 55*
Society, Exhibition of Apparatus, 55*, 83*, 114*, 132*, 216. See Errata, 168 ; History of the Spectacle Makers' Company, by T. H. Court and Prof. M. von Rohr, 737
Works, Zeiss, Jena, 665*
Optics, History of Spectacle Makers' Company, 737
Reflecting Echelon Grating (A. Hilger, Ltd.), 622
Work of Huygens, 452
Work of T. Young, 589
Ore, Aluminium, Bauxite, Flotation of, 504
Carrying Steamers, Every Cargo-Trimming Machine, 309*
Iron, Sintering Plant, Guest, Keen and Nettle-folds' Works, Cardiff, 560*. See 573
Orenstein and Koppel A.-G., Petrol and Oil Locomotives, 293* ; Diesel-Engined Road Roller, 294* ; Ladder-Bucket Excavator, 295*
Organic Chemistry. See Chemistry
Oscillator, Bridge, Electrically-Driven, 187* Oscillograph. See Electric
Othmer, D. F., on Heat Transfer from Steam to Metal, 745
Ovens, Coke. See Coke Ovens
Steam, Cast-Iron, Explosion of, 123 Overhead Lines, Distribution of Electricity by (Review), 243
Power Transmission Lines, Grid System, 515*, 562*, 660*, 737*. See 275
Transmission Lines and Lightning, 557
Transmission Lines, Steel Tower for, (Braithwaite and Co. (Engineers), Ltd.), 264*
Transmission, Transpyrenean Railway, Via Canfranc, 783*
Overseas Trade Department, Report on Economic Situation in China, 80 ; Report on Trade of East Africa, 284 ; Technical Nomenclature, 302 ; Report on Commercial, Economic and Financial Conditions, Argentina, 586
Oxford Gas Light and Coke Co., New Works, 734 Oxy-Acetylene Cutter (Messer and Co. G.m.b.H.), 322*
Welding. See Welding
Oxygen, Use in Blast Furnaces, 566

P.

PACOIMA Arch Dam, California, 70*. See LETTERS, 527, 588
Pain, A. C., the Late, 330
Paint-Spraying Plant, Petrol or Electric,
(Midland Fan Co. Ltd.), 194*
Standard Specifications, 645
Panama Canal, Annual Report, 81
Paper Industry, Canada, Power for, 273
— Mills, Electric Boilers, in, 32* •
Pulp from Eucalyptus, Sulphite Process, 13
Testing Extensometer, 55
— Varnish, Boards and Tubes, Standard Speci
fication, 560
Para, Brazil, Trade of, Report, 199
Paraffin Engines. See Engines, Oil
— Tractors. See Tractors
Paris Agricultural Machinery Exhibition, 259
International Fair, 461
— Ivry Port Power Station, 569*, 603*
Lyons and Mediterranean Railway, 4-8-2 Type Locomotive, 524*
Orleans Railway, Electrification of, 828*
Power Stations and Electric Supply Systems, 794*, 827
Summer Meeting, Institution of Electrical Engineers, 794*, 827*
Parker, W., on Normalising Sheet`Steel, 799* Parodi, M., on Railways in French Morocco, 211*
Parsons, Sir C. A., Presentation of Bessemer Medal to, 558, 572 ; on the Production of Sound Steel, 623*. See 601
Parsons, C. A., and Co., Ltd. Tests of 50,000-kw. Turbo-Alternator, Crawford Avenue Power Station, Chicago, 178 ; Early 100-kw. Radial-Flow Steam Turbine, 684*
Patent Law and Practice (Review), 207. See LETTER, 370
— Record, 124, 218, 316, 474, 536, 710, 806, 838. See PATENT RECORD INDEX
" Patras," S.S., Water-Tube Boilers with Mechanical Stokers, 405*
Pavana Ferro-Concrete Arch Dam, Limentre Hydro-Electric Installation, 382*
Paving Slabs, Tests, Building Research Station, 126*
Peak Loads in Gas Industry, 762
Pearson, G. C., on Gas Purification at Birming-ham, 781
Peilhon Bridge over Aspe River, Transpyrenean Railway, 634*
Pellow Machine Co., Nut-Slotting Machine, 803* Pendulum Dynamometer, Building Research Station, 126
Peninsular and Oriental Steam Navigation Co., S.S. " Viceroy of India," 637*,717*,747*, 813* ; Feed-Water System, 1
0* ; Trials,
240, 816
Pennsylvania, Experimental Mine, Coal-Dust Explosion Tests, 28
Pennsylvania, Experimental Mine, Coal-Dust Explosion Tests, 28
Perak River, Hydro-Electric Power Plant, Sector Sluice Gate for, 486*
Percussion Lock for Firearms, Invention of, 518 Peters, G. D., and Co., Ltd., Welding Plants, 225* Petrol Motors. See Aeronautics ; Engines, Petrol; Motor Cars; Motor Boats; Tractors

— * Pinking and Non-Pinking, Flame Charac

teristics, 618
— Tractors. See Tractors
Petroleum, Diamond Drilling for, 473
— and Natural Gas, Geology of (Review), 401
Production, Effect of Shutting-in Offset Wells, 742
Technologists, Institution of, Drilling for 011 with Diamond Drill, by G. Heseldin, 473 ; Oilfields of Burma, by Dr. L. D. Stamp, 494 ; Flame Characteristics of Pinking and Non-Pinking Fuels, by G. B. Maxwell and Dr. R. B. Wheeler, 618
See also Oil ; Engines, Oil
Petters, Ltd., 25-h.p. Single-Cylinder Oil Engine, 223* ; 5-kw. Automatic Oil-Engine Electric-Lighting Set, 683*
Pfeil, Dr. L. B., on Oxidation of Iron and Steel at High Temperatures, 649
Philadelphia, Pa., Navy Yard, Dry Dock No. 3, 807*
Philips Lamps, Ltd., Metallix Röntgen-Ray Tubes, 116
Philosophy, Natural, and Engineering, 51 Phosphor-Bronze Turbine Blading, Specifica-tion, 447
Photo-Engraving, Colour Problems in, 178 Photoelectric Microphotometer, 55
Photometric Integrators, Standard Specifica-tion, 457
Photomicrographs. See Microphotographs Physical Apparatus, Physical and Optical
Societies' Exhibition, 55*, 83*, 114*, 132*,
216. See Errata, 168

—* Chemistry. See Chemistry

Constitution of the Earth (Review), 717 Laboratory. See National Physical

—* Society Exhibition of Apparatus, 65*, 83*, 114*, 132*, 216. See Errata, 168 ; Survey of Heat Conduction Problems, by Dr. E. Griffiths, 521 ; Instrument for Specific Gravity Determinations, by W. A. Benton, 504*

Physics, Air Pump, Past and Present, 826
Conductivity of Metals, 587. See 251
Crystal Analysis, Introduction to (Review),
635
— — Analysis, Progress in, 242*
Diamonds, Investigation of, 35
Echelon Grating, Reflecting, (A. Hilger, Ltd.), 622
Physics, Fluorescence Cabinet, Ultra-Violet Light Investigations (Kelvin, Bottomley and Baird, Ltd.), 263*
— Foucault's Apparatus, Determination of Velocity of Light, 622
Gases and Vapours, Limits of Inflamma-bility, 41
Heat Conductivity, Problems in, 251. See 587
Lightning, Modern Theories of, 655*
Liquid and Gaseous States, Discontinuity, 86
Magnetic Researches at Cavendish Labora-tory, 493
and Mechanics, 759
Modern (Review), 463
Molecular Motions in Rarefied Gases, 319* 347*, 381*, 449*
Riintgen-Ray Spectrograph, 83*
Sound Waves High-Frequency, Experiments with, 216
Specific Gravity Determination, Instrument for, 504*
Wave Mechanics and the Electron, 759 — — Mechanics, Modern Developments, 498
Work of Huygens, 452
Work of T. Young, 589
See also Physical Society and PARAGRAPH INDEX
Piccadilly Circus Station, London, Reconstruc-tion, 437
Pickling, Embrittlement of Steel through, 573 Piers, Bridge, Welland Ship Canal, 538*
Ferro Concrete, Dix River Hydro-Electric Plant, 669*
— Foundation, Evening Post Building, New York, 447*
Pig-Iron Prices. See Metal-Price Diagrams Pile Foundation, Quay Wall, Griesenwarder Basin, Hamburg, 577*
Timber, Bond between Heads and Concrete, 219
Piling, Steel, Lackawanna Arched-Web, Wel
land Ship Canal Reconstruction, 539* Pinions. See Gears; Gearing; Marine Pro
pulsion
Pinking and Non-Pinking Fuels, Flame Charac-teristics, 618
Pins, Taper, Standardisation of, 531
Pioneer Work of Amateurs, 108
Pipes, Culvert, Railway Embankments, Placing by Jacking and Tunnelling, 100

— * and Cylinders, Convection Losses from,

Model Experiments, 568*, 655*
— Flow at Changes of Section, 434*
— Fluid Flow in, Model Experiments, 656*.
See 369. See LETTER, 435
Lines, Anti-Vacuum Valves for, 266*
Pressure Variations in (Review), 636
Pressure Waves in, Model Experiments, 657*
Steam. See Steam Pipes
Water, London, Causes of Fracture, 146. See 238
See also Tubes
Pitman's Dictionary of Industrial Administra
tion (Review), 540
Pitting. See Corrosion
Planetaria, Ferro-Concrete Shell Roofs for, 668 Planing Machine. See Machine Tools
Plant and Machinery, Rating of (Review), 53 Plasters, Limes and Cements (Review), 462 Plates, Steel, Prices. See Metal-Price Diagrams Plating, Electro. See Electro
— Thin, Stiffened, Stresses under Water Pressure, 735*. See 391
Ploughing Tackle, Paris Agricultural Machinery Exhibition, 260
Plug and Switch Combined (A. Reyrolle and Co., Ltd.), 228*
Plumbing Apparatus, Erection of Sennar Dam
Sluice Gates, 90*. See LETTER, 135 P.M.G. Brass, (Vickers-Armstrongs, Ltd.), 694* Pneulec Machine Co., Ltd., Electric Swing
Grinder, 732* ; Pneulec - Royer Sand
Mixing Machine, 732
Pneumatic Caisson Foundations, New York Buildings, 317*, 447*
— Loading, Hydraulic Accumulators (Werner and Pfieiderer), 354*
Sand-Throwing Moulding Machine (Badische Maschinenfabrik and Eisengie,sserei), 751*
Table, Operation of the, 741

— Tools. See Machine Tools

See also Compressed Air ; Air Compressor Pneumercator Water Gauges, S.S. " Viceroy
of India " (Kelvin, Bottomley and Baird,
Ltd.), 719*
Polishing and Grinding Machines, Pneumatic Hand, 61*
Machine, Multi-Biax Flexible Drive, 244*
Polytechnic. See Education
Porcelain Insulators, Testing of, 774
Ports, Atlantic, North America, and Great
Lakes Traffic, 286*
— of Hamburg, Extension Works at, 574*
— of London, Tilbury Dock, Reflux and Sluice
Valves for, 166*
Weller Harbour, Welland Ship Canal, 417*, 477*
World, Cost of Coal and Oil at, 444* Portable Engine. See Engine
Machine Tools. See Machine Tools
Porter, G., on Heavy-Oil Engines in Electricity.
Supply Undertakings, 792
Portland Cement. See Cement
Portsmouth Dockyard, Central Mathematical
School, 69, 95, 155, 258, 321, 401
Post Office Telephones, Progress in London
Area, 174
Tunnel Explosion, London, Report, 460 Potrerillos Copper Mines, Underground Con-struction, 741
Potsdam, Neu Babelsberg Observatory, 650-mm. Refracting Telescope, 666*
Pottery Kiln, Electrically-Heated, 442
Powdered Coal. See Pulverised Coal
Powell, C. F., on Supersaturation in Steam and Problems in Steam Engineering, 711*, 779*. See 791
Power Commission, Hydro-Electric, Ontario, and Niagara Falls Preservation Work, 133*
Electric, Distribution by Overhead Lines (Review), 243
National Supply, 729
Supply, in Rural Areas, Treasury Aid, 698 — — Transmission Costs in Cities, 654. See LETTERS, 612, 651, 652, 672
Power Factor, Measurement of, 647. See LETTER, 830
Gas Corporation, Ltd., Water-Gas and Producer-Gas Plant, Billingham, 348*, 450*, 508*
— See Gas ; Engines, Gas ; Producers
Plants, Electric, Forecasting Future Re-quirements, 110. See LETTER, 166.
Electric, Importance of Size, 149, 163,

203. See LETTER, 277

Hydro-Electric, Anti-Vacuum Valves for
Pipe Lines, 266*
— Hydro-Electric Dix River, Kentucky,
669*
Hydro-Electric, in France, 364, 828 111
Hydro-Electric, ILimentre Installation, 382*
Hydro-Electric, Merthyr Tydfil, 581* — — Hydro-Electric, Model Experiments on Surge Tanks, 657
Hydro-Electric, Pressure Variations in Pipe Lines (Review), 636
Hydro-Electric, Progress in Canada, 272
Hydro-Electric, Proposed, at Assouan Dam, 172, 177
Hydro-Electric, Shannon Scheme and
Economic Consequences, 141
Registration of Tests, 673
Steam, Atkinson Rotary Furnaces
and Inclined Grates, 311*, 426*, 501*
Steam, Dust Extraction from Flue
Gases, Modave System, 831*
Tidal, in France, 364
See also Power Stations; Power, Water;
Substations
Press. See Machine Tools
for Ship Propulsion. See Marine Propulsion
Station, Electric, Barton, Sulphurous Fumes from, 761
Electric, Battersea, 554. See LETTERS, 588, 612, 651, 652, 672
Electric, Boston, United States, Super-Pressure Boiler at, 459
Electric, Calumet, Chicago, Boiler Tests, Pulverised-Fuel, 217.
Electric, Capacity of Turbo-Generators, 727
Electric, in Cities, Advantages of Centra-lisation, 554. See LETTERS, 588, 612, 651, 652, 672
Electric, Crawford Avenue, Chicago, Tests of 50,000-kw. Turbo-Alternator, 178
Electric, Delray, Detroit Edison Co ; Feed-Heating System, 113
Electric, Economics of, 707
Electric, Electricity Commissioners' Statistics, 238
—Electric, Feed Heating in, 111, 119*, 728 — — Electric, Fuel Control in, 705*
Electric, Gennevilliers, Paris, 827
Electric, Hams • Hall, Birmingham Atritor Pulverisers at, 103*
Electric, Heavy 011 Engines in, 792
Electric, Hell Gate, New York, 160,000 kw. Turbo-Generator, 1*, 65*, 128*. See
LETTERS, 165. See Erratum, 198
— — Electric, Hudson Avenue, New York, 547*. See Errata, 583, 789
— — Electric, Issy-les-Moulineaux, Paris,
Modave System of Dust Extraction, 831* — — Electric, Ivry Port, Paris, 569*, 603* — — Electric, Klingenberg, Pre-Heat Steam
Turbines, 706*
Electric, Lots Road, London, Extension, 894
Electric, Mid-East England Electricity
Scheme, 162*
Electric, Paris, 794*
— Electric, Peak Load Problems, 492. e e
LETTER, 589
Electric, Problems of, 727
Electric, Pulverised Fuel in, 706, 727
Electric, St. Ouen, Paris, 794*
Electric, Steam Turbine Developments 148*, 163, 183*, 203. See LETTERS, 277. See Erratum, 200
Electric, Sud-Ouest, Paris, 794*
lectric, Value of Steam Accumulators
in, 492. See LETTER, 589
Electric, Wallasey, Pulverised-Fuel Installation, 511*. See Addendum, 551
Hydro-Electric, Maentwrog, Anti-Vac uum Valves for Pipe Lines, 266*
— — Hydro-Electric, Perak River, Sector
Sluice Gate for, 486*
— — Hydro-Electric, Tata Power Company's
Scheme, 487
— Pulverised Fuel in, 706, 727
Steam, Experience with Super-Pressure Boilers, 459
See also Power Plants ; Substations
Supply, Electric, Electricity Commissioners'
Statistics, 238
— Electric, Forecasting Future Requirements, 110. See LETTER, 166
Electric, High Court Cases, 761
Electric, Legal Problems of, 761
Electric, London and Home Counties
Joint Electricity Authority, Injunction
against, 204

— * Electric, Mid-East England Electricity

Scheme, 162*
Electric, in Paris, 794*
Electric, and Power Factor, 647. See
LETTER, 830
— Electric, Shannon Hydro-Electric Scheme,
141
Electric, Standardisation of Charges, 793
Electric, Statistics, 238, 824
— Transmission, Flexible Belt Drive, (A. F.
1'lender), 294*
— by Gears, Research at National Physical
Laboratory, 808
Lines, Overhead, Grid System, 515*, 662*, 660*, 737*. See 275
Lines Overhead, Mid-East England Elec-tricity Scheme, 162*
Lines, Overhead, Steel Tower for (Braith
waite and Co. (Engineers), Ltd.), 264*
Overhead, Transpyrenean Railway, Via
Canfranc, 783*
See also Gearing ; Marine Propulsion
Water, in Canada, Development of, 272
Power, Water in France, 364, 828*
Preservation of Niagara Falls, 133*
— Pressure Variation in Pipe Lines (Review), 636
See also Hydraulic ; Power Plants,
Hydro-Electric ; Turbines, Hydraulic Powley, R., St Sons, Ltd., Bottle-Washing
Machine, 834*
Pravara River Irrigation Works, Bombay Deccan, 255*, 599*
Pre-cooling Plant, Fruit, at Cape Town, 93* Preller, Dr. C. S. du R., the Late, 232
Premier Electric Welding Co., Ltd., Electric Welding, 226*
Premium Bonus, Rowan System, 305 Presidential Address to Royal Meteorological
Society, by Sir R. Gregory, on Amateurs
as Pioneers, 108
to Institution of Naval Architects, by Lord Wemyss, 366
to Iron and Steel Institute, by Prof. H. Louis, on History of Iron Manufacture, 558
to Incorporated Municipal Electrical Association, on National Electricity Supply, by A. N. Moore, 729
to Institution of Gas Engineers, by J. Terrace, on the Work of the Institution, 733
to Institution of Water Engineers, on National Water Resources, by F. W. Macaulay, 800
Press. See Machine Tools
Pressure Waves in Pipes; Model Experiments, 657*
Preston, G. D., on Age-Hardening of Aluminium Alloys, 342*. See 352
Prices of Metals. See Metal-Price Diagrams Priester, G. C., on Stiffened Suspension Bridges, 698
Printing and Allied Trades Exhibition, Olympia, 497
— Inks for Colour Reproduction, 178 Producer-Gas Engine. See Engines, Gas
— — Selection of Coal for, 452
— Synthetic Ammonia Works, Billingham, 509*
— — Tulloch-Reading, for Motor Vehicles, 641*
Use in Motor Vehicles, 49. See 641* Professional Ethics and Business, 142 Propeller Thrust Indicator for Michell Bearing,
723*

— * Aerial. See Aeronautics

Propulsion of Ships. See Marine Propulsion ;
Engines ; Turbines ; Propellers
Prosama Sand-Thrower (Coleman Foundry
Equipment Co., Ltd.), 732
,Prytherch, W. E., on Electric Resistance
Furnaces, 339*. See 353
Pulverised-Coal Boiler Tests, Calumet Power
Station, Chicago, 217
Burners for Lancashire Boilers, 609*
Installation, S.S. " Hororata," Experience with, 275
Installation, Wallasey Power Station (Simon-Carves, Ltd.), 511*. See Adden-dum, 551
Locomotive, German State Railways, 219* — — Plant, Hams Hall Power Station, Birmingham, 103*
for Ships, 703. See 419
in Power Stations, 706, 727
Use in Boilers and Furnaces, 109. See
LETTERS, 135, 165, 673
Pulverisers, Atritor. Hams Hall Power Station, Birmingham, 103*
Coal (Clarke, Chapman and Co., Ltd.), 686*
Pumps, Agricultural, at Paris Agricultural
Machinery Exhibition, 259
— Air, Past and Present, 826
See also Air Compressors
Centrifugal, Model Experiments on, 657 — — Multi-Stage Turbine (E. N. Mackley Co.)..681*
Slurry and Tailings (E. N. Mackley Co.), 681*
Circulating, S.S. " Viceroy of India " (W. H. Allen, Sons and Co., Ltd.), 720*
Control Gear, Automatic (Bever, Dorling Co., Ltd.), 684*
Drainage, Portable, Petrol-Driven (Johnson Motor Co.), 359*
Feed, Electrically-Driven Rotary (G. and J. Weir, Ltd.), 686*
— Fuel and Lubricating Oil, Petters' Oil Engine, 224*
Ricardo Sleeve-Valve Oil Engine, 193*
High Vacua, Motion of Gases in, 319*, 348*, 449*
Motor-Driven, Vertoil, (Drysdale and Co., Ltd.), 687*
Oil, Control Gear, 160,000-kw. Brown-Boveri Turbo-Generator, 65*
Piston, " Breech " (M. W. Swinburne Sons, Ltd.), 685*
Ram, with 2/-h.p. Petrol-Paraffin Engine (National Gas Engine Co., Ltd.), 192*

—* Rotary, Malcolm-Feuerheerd, 345*

Scavenging, for Marine Oil- Engine, Oil Tanker " Irania," 295*
Pumping Set, Electrically-Driven, for Country Houses (Siemens-Schuckertwerke A.-G.), 325*
— Station, Amiria, Cairo Main Drainage, 734 — — Tilbury Dock, Reflux and Sluice Valves for, 166*
Purification of Sewage. See Sewage
— of Water. See Water
Pusher Machine for Becker Coke Ovens, 454* Pyritic Oxidation in Ravine Seam, 380 Pyrometer for Foundry and Workshop Use,
Pyroversum, 436
Pyroversum Workshop Pyrometer, 436

Q

QUARRIES, Accidents in, Report, 18, 287

Quarry Shovel, Electric Heavy-Duty (Ran somes and Rapier, Ltd.), 254*

Quay Wall, Griesenwiirder Basin, Construction, 577*
Quebec, Hydro-Electric Progress in, 272
Queen Alexandra Bridge, Sunderland, Oscilla-tion Records, 187*
Quenched Steels, Microstructure of, 602 Quicksilver. See Mercury and Metal-Price Diagrams

R.

R.100, AIRSHIP, Visit of Institute of Trans-port, 633
Races, Motor-Car, Timing Apparatus, 611* Racing Motor Car, " Golden Arrow," Air
Resistance of, Model Experiments, 373*.
See 368
Radial Drill. See Drill under Machine Tools Radio Communication Co., Ltd., Marine Direction Finder, 132
Research Station, Wireless Direction Finder, 699
Radiometer, Crooke's, Theory of, 381 Radiotelegraphy. See Telegraphy, Wireless Radiotelephony. See Telephony, Wireless Rails, Detection of Flaws in, Sperry System, 398
and Road Transport, Need for Co-Ordination, 79
Standard, French Railways, 481
Steel, Prices. See Metal-Price Diagrams
Railroad. See Railways
Railway Argentine, Position and Progress, 586
Association, American, Sperry Detector Car for Rail Flaws, 398
Australian, Variety of Gauges on, 79, 111
Blenkinsop Engine Relics, 360, 434, 453*. See LETTER, 527
Bridges, Impact on, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764 — — See also Bridge
British, and Road Transport Development, 578
Cundinamarca, Colombia, Kitson-Meyer Locomotive for, 437*
East Indian, Arc Welding Plant ,92* ,
Electric, Regenerative Braking and Control Equipment, 212*, 282*
— Train-Testing Relay Recorders (Everett, Edgcumbe and Co., Ltd.), 114*
Electrification, Transpyrenean Railway, Via Canfranc, 543, 782*
Embankments, Methods of Placing Culvert Pipes, 100
Florence and Bologna, Electrification, 382*
French, Electrification of, 364, 828*
Locomotive Performance, 481*, 524*
Gauges in Australia, 79, 111

—* German State, Pulverised-Fuel LocomotiVe, 219*

Great Indian Peninsula, Electric Passenger Locomotive for, 100*, 161*

—* Western, 4-6-0 Passenger Locomotives, 23*

and Harbours, South African Government, Report on, 239
Indian, Electrification on, 760 — — Railway Board Report, 760 — Irish Free State, Position of, 111
Liverpool and Manchester, Early Locomotive " Lion," 142 ; Locomotive Trials of 1829, 594.
Locomotife. See Locomotive
London, Midland and Scottish, Preservation of Locomotive " Lion," 142 ; High-Pressure Locomotive, 240
and North Eastern, Transport Facilities in North Eastern Area, 616
— Madras and Southern Mahratta, Re-Girdering of Bridge over Krishna River, 135
in Morocco, 211*
— and Motor Competition in India, 760
Museum, York, Blenkinsop Engine Relics at, 360, 434, 453*. See LETTER, 527
New Zealand Government., Report, 826
Rates, Government Scheme of Rebates, 216

—* South African, Automatic Substation Equipment, 212*, 282*

African, Electric Traction on, 239

—* Station, Underground, Charing Cross, Reconstruction, 268

Street. See Tramways
Trains, Air Resistance of, Model Experi-ments, 372*. See 368
Transpyrenean, Via Canfranc, 541*, 634*, 713*, 782*
Tube. See Underground
Tyres, Standard Specifications for, 178
Underground. See Underground
United States, Methods of Placing Culvert Pipes, 100
Welsh Highland, Diesel-Engine Locomotive, 45*, 136*
See also PARAGRAPH INDEX

Rainfall, Bombay Deccan, 255*

British Floods and Droughts (Review), 244
Influence of Smoke and Chimney Gases, 737 Rainhill Locomotive Trials of 1829, 594
Rammer and Co., Deutsche Baumaschinen-Gesellschaft, Concrete-Mixing Machine, 252*
Rammer, Pneumatic, for Foundry Sand (Broom and Wade, Ltd.), 265*
Ramsay, A., on the Late Sir W. Rowan-Thom-son, 305
Randall, J. T., on Detection of Iron in Glass Sands, 71 ; on Reduction of Glasses in Hydrogen, 71
Ransomes and Rapier, Ltd., Sluices and Machi-nery, Sennar Dam, 89*. See LETTER, 135 ; Electric Heavy-Duty Quarry Shovel, 254*; Sector Sluice Gate, Perak River Power Plant, 486*
Rapid Magnetting Machine Co., Ltd., Sand
Screening and Separating Plant, 785* Rarefied Gases, Molecular Motions in, 319*,
347*, 381*,
449*
Ratchet Gear, Humfrey-Sandberg, 609*. See LETTER, 652
Rating of Machinery and Plant (Review), 53 Rational Carbonisation Syndicate, Ltd.,
Dvorkovitz Carbonisation System, 641 " Rational " Electric Lighting Set, 263* Rauber and Luquet Boiler, 472*
Ravine Seam, Pyritic Oxidation in, 380 Reactions, Chemical. See Chemistry Reactivity of Coke, Factors Influencing, Report, 781
Reavell and Co., Ltd., Garage Air Compressor, 262* ; Two-Stage Single-Acting Compressor, 262*
Reavell, W., on Standardisation of Keys and Keyways, 529*. See 523
Recalescence Curves. See Metallurgy
Recorders, Stress, used by Bridge Stress Committee, 144*
Recording Chronograph, Motor-Car Races, 611*
Gas Calorimeter, Fairweather, 817*
Recuperator,Water-Gas Plant, Billingham, 450* Redman, C., and Sons, Ltd., Double-Cutting Planing Machine, 658*
Reduction Gears. See Gears; Marine Propulsion Reed, Sir E. J., Warships Designed by, 321 Rees, S. H., on Erosion of Guns, 653*. See 573. See LETTER, 723
Refining Metals, Large Kettles for, 380*. See 353
Reflux Valves, 72-in. Multiple Door (J. Blake-borough and Sons, Ltd.), 166*
Refractory Materials, Gas Industry, Reports 781
Slag Erosion of Firebricks, 313 — See also Firebricks
Refrigeration for Deep Mines, 741
Fruit Pre-Cooling Plant at Cape Town, 93*
Mechanical, Handbook of (Review), 811
on Shipboard, 245, 248*
- See also Cold Storage
Refuse, Town, Destruction in Atkinson Rotary Furnace, 311*
Regenerative Feed Heating and Steam Turbine Practice, 150, 163*, 184*, 203. See LETTERS, 277

— * Furnace. See Furnace

Registration of Tests, Power Plants, 673
Regulators, Masonry, Gezira Irrigation Scheme,
87*. See LETTER, 135
Reheating Furnace. See Furnace
Reid, R. W., the Late, 436
Reinforced Concrete. See Ferro-Concrete
Relay, Reverse-Current, Nalder-Lipman, 115*
Temperature, for Transformer Tanks, 226* " Reliance," Drifter, Boiler Explosion, 766 Reno, River, Italy, Limentre Hydro-Electric
Installation, 382*
Rensselaer Polytechnic Institute, Troy, United States, Handbook, 821
Repeated Stresses. See Alternating Stress under Tests (Materials)
Report, Accidents in Mines and Quarries, 18, 287
Annual, Chamber of Shipping, 240
Panama Canal, 81
Scientific and Industrial Research Department, 492
Architectural Terra-Cotta and Faience, 674
Bituminous Sands of Alberta, Canada, 91
Blast-Furnace Plant and Practice, 564. See 572
Board of Trade, Boiler Explosion Inquiries, 123, 424, 673, 766
Boiler Tests, Manchester Steam Users' Association, 493
Bridge Stress Committee, 134*, 187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764
Building Research Board and Station, 50. See 125*, 222*, 288*, 386*, 422*
Calibration of Assouan Dam Sluices, 792
Canadian Mines Department, on Diatomite, 836
Central Electricity Board, 585
Colliery Winding Ropes, Deterioration, 310
Commercial Economic and Financial Condi-tions, Argentina, 586
Cutting Tools Research Committee, Machin-ability of Metals, Discussion, 21
Economic Conditions in China, 80
Mission to Australia, 696
Education for Foremen, 823
Electric Fittings Committee, 167
Electricity Commissioners, Statistics of Electricity Supply, 238, 824
Extended Steam Tables, Prof. H. L. Callen-dar, 546*, 595. See 553
External Trade of United States, 616
Gas Cylinders Research Committee, 302, 364
Heat Sterilisation of Timber, 209
Heterogeneity of Steel Ingots, 662. See 602
Holborn Explosion Commission, 460
Hydro-Electric Progress in Canada, 272
— Imperial Economic Committee on Agricul
tural Machinery, 333
Industrial Fatigue Research Board, 432
Reorganisation and Relations Conference, 334
Industry and Trade Committee, 334
Inflammability of Gases and Vapours, 41
International Technical Commission, Heigh-tening Assouan Dam, 176*. See 171, 303*. See LETTERS, 208, 370
National Physical Laboratory, 795*, 808*
New Zealand Government Railways, 826
Preservation of Niagara Falls, 133*
Railway Board, on Indian Railways, 760
Rural Water Supplies, 648
South African Government Railways and Harbours, 239
Trade and Commerce of East Africa, 284 — — of Para, Brazil, 199
Traffic Advisory Committee, London and Home Counties, 431
See also Board of Trade
Research Association, British Electrical and Allied Industries, Need for Funds, 206 ; Report, Extended Steam Tables, 546*, 595. See 553
British Non-Ferrous Metals, Annual
Meeting, 614
Industrial, and Government Assistance,
493
Wool, Work of, 493
Board, Building, Report, 50. See 125* 222*, 288*, 386*, 422* ; Investigations on Breeze and Clinker Aggregates, 522 ; Report, Architectural Terra-Cotta and Faience, 674
Forest Products, Report on Heat Sterili-sation of Timber, 209
Industrial Fatigue, Report, 432
Safety in Mines, Report on Deterioration of Colliery Winding Ropes, 301 ; Pyritic Oxidation in Ravine Seam, 380 ; Inflam-mability of Coal Dusts, 391 ; Firedamp Explosions within Closed Vessels, 473

Research Committee, Alloys of Iron, United States Formation, 668; British Committee, History of, 668,
- Aeronautical, Investigation of Aluminium Alloys, 342*
- Cutting Tools, Report on Machinability, Discussion, 21
- Gas Cylinders, Report, 302, 364
Council, Scientific and Industrial, Alberta, Canada, Report on Bituminous Sands, 91
- Scientific and Industrial, Australia, Paper Pulp from Eucalyptus, 13 ; Proposed Forest Products Laboratory, 48
Department, Scientific and Industrial, Research on Laminated Springs, 36* ; Building Research Board, Report, 50. See 125*, 222*, 288*, 386*, 422* ; Report of Bridge Stress Committee, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672, 723, 764 ; Gas Cylinders Research Committee, 302, 364 ; Gray-King Assay Apparatus for Coal, 345 ; Annual Report, 492 ; Tests of Nickel-Chromium Steel at High Temperatures, 606* ; Survey of South Yorkshire Coal Seam, 709
Manchester, and Mechanical Science, 825
in Mechanical Engineering by Models, 371*, 407*, 469, 567*, 655*. See 368, 397. See LETTER,435
Station, Building, Watford, 125*, 222*, 288* 386*, 422*. See 50
- Fuel, Greenwich, Dvorkovitz Carbonisation System, 641
- Radio, Wireless Direction Finder, 699
See also National Physical Laboratory
Reservoirs, Bombay Deccan Irrigation Works, 255*, 599*, 743*, 775*
Hume, Murray River, Australia, Inquiry into Cost, 434
Wenallt, Cardiff, Ferro-Concrete Arch Floor, 800
Resistance, Air. See Aeronautics
Electric. See Electric
of Ships. See Ships
Welding. See Welding
Retorts, Bussey, for Coal Distillation 409*
Gas, Experimental Carbonisation Plant, Fulham, 260*
Salermo Low-Temperature Carbonisation, 701*
Reverse-Current Relay, Nalder-Lipman, 115*
Reviews. See LITERATURE INDEX
Revue de Metallurgie, 25th Anniversary of, 142
Reyrolle, A., and Co., Ltd., Distribution Fuse board, 228*; Combined Plug and Switch, 228*; Change-Over Switch, 228*; Flame-Proof Mining Switch Pillar, 690*; Flame-Proof Circuit Breaker, 690*
Ricardo Sleeve-Valve Oil Engine, 193*
Rich, T., on Transpyrenean Railway, Via Canfranc, 541*, 634*, 713*, 782*
Richards, G., and Co., 26-ft. Boring Mill, 764*
Richardson, J., the Late, 208
Richardsons, Westgarth and Co., Ltd., 1,200-h.p. Double-Acting Marine Oil Engine, 295
Rigid Airships. See Airships under Aeronautics
Riley Bros. (Boilermakers), Ltd., Welded Firebox and Combustion Chambr, 680*
Ring Foundations, Ferro-Concrete, New York, County Court House, 631*
Rissik, Fraser and Co., Ltd., Humfrey-Sandberg Ratchet Gear, 609*. See LETTER, 652
River Aire Bridge, Oscillation Records, 188*

— Aragon, Bridge over, Transpyrenean Railway, 784* — Aspe, Bridges over, Transpyrenean Railway, 543*, 634* — Cart, Clyde and Forth, Overhead Power Transmission Line, Towers and Conductors, 660* — Dix, Kentucky, Hydro-Electric Power Plant, 669* — Don Steel Works, Steam Accumulators, 73* — * Engineering, Use of Model Experiments, 398 — * Krishna, Railway Bridge over, Re-Girdering, 135 — * Murray, Australia, Hume Reservoir, Inquiry into Cost, 434 — * Niagara, Preservation Works, 133* — * Nile, Blue, and Gezira Irrigation Scheme, 87*. See LETTER, 135

— — Calibration of Assouan Dam Sluices, Report, 792

— * — Control Works and Heightening of Assouan Dam, 171, 176*, 303*. See LETTERS, 208, 370 — * Nira, Irrigation Works, Bombay Deccan, 255*, 743*, 775*

— Perak, Hydro-Electric Power Plant, Sector Sluice Gate for, 486*

— * Pravara, Irrigation Works, Bombay Deccan, 255*, 599* — * Reno, Italy, Limentre Hydro-Electric Installation, 382* — * Severn, Reconstruction of Holt Fleet Bridge, 34*. See LETTER, 135 — * Shannon, Hydro-Electric Scheme and Economic Consequences, 141 — * Tyne, Model of, 679* — * Wear, Steel Arch Bridge over, 156* Roads, Argentine, Extension, 586 — * Construction in United States, 19 — * Fund and Motor Taxation, 579 — * Locomotives. See Motor ; Tractor — * Making, Concrete Spreader for (J. VOgele A.-G.), 292* — * and Road Transport, 578 — * and Rail Transport, Need for Co-Ordination, 79 — * Roller, Diesel-Engined (J. Kemna), 295* — Diesel-Engined (Orenstein and Koppel A.-G.), 294*

— — Oil-Engine Driven, and Air-Operated Scarifier (Aveling and Barford and Perkins (Sales), Ltd., 147*

— * and Structures, Vibration of, National Physical Laboratory Investigations, 102, 237 — * Surfacing Materials, Asphalt, Specifications, 161 — * Tar-Spraying Machine for (Four-Wheel Drive Lorry Co., Ltd.), 723* — * Traffic, Factors Affecting Efficiency, 617.

See Erratum, 737
— — Fracture of Water Mains by, 14 6. See 23
Roads Traffic London, Need for Co-Operation, 431
— Transport, Competition with Railways, South Africa, 239
Robertson, Dr. J. M., on Microstructure of Rapidly-Cooled Steel, 602
" Rodney," H.M. Battleship, 357*. See 366 Rohr, Prof. M. von, on History of Spectacle Makers' Company, 737
Roller, Motor, Manumit Internally-Driven, 535*

— * Road. See Road Roller

Rolling-Stock Tyres, Specifications, 178
Roman Surveying Instruments, 746 Röntgen-Ray Analysis, Aluminium Alloys, 343*

— * — Investigations of Alloys, 242*, 343* - * — Investigation of Diamonds, 35

— — Spectrograph, Thibaud Ruled Grating
(A. Hilger, Ltd.), 83*
— — Testing Materials by (Review), 158

— * — Tubes, Metallix (Philips Lamps, Ltd.),116 Roofs, Effect of Solar Radiation on, Investi-gations, 223 — * Ferro-Concrete Shell, for Planetaria, 668 — * Hollow Terra-Cotta Blocks and Siegwart

Beams, 58*, 153*
Roofing Materials, Weathering Tests, Building
Research Laboratory, 423*
Rooney, T. E., on Estimation of Hydrogen in
Steel, 597*. See 650
Ropes, Wire. See Wire Ropes
Rose, W., the Late, 700
Rosen, A., on Continuously-Loaded Submarine
Telegraph Cable, 29
Rosenhain, Dr. • W., on Electric Resistance
Furnace, 339*, 353. See
Rotary Cement Kiln (E. Allen and Co. Ltd.), 126*

— * Engine. See Engine ; Aeronautics — * Pump. See Pump

Rothwell, J. H., on Legal Problems of Electri
city Supply, 761
Rotors, Balancing Machine for, 38*

— * Turbine, Bakelite, for Pneumatic-Electric Lamp, 123*

— Vibration of, Model Experiments, 408 Rounding Machine, Gear-Tooth, 315*
Royal Aeronautical Society. See Aeronautical — Agricultural Hall. See Exhibition

— * Charter, Proposed, for Institution of Mech-anical Engineers, 618. See 615. See LETTER, 673

Royal Institution :
Diamonds, by Sir W. Bragg. 35
Faraday Centenary Celebration, 1931, 175 Progress in Crystal Analysis, by Sir W. Bragg, 242*
Molecular Motion in Rarefied Gases, by Sir
E. Rutherford, 319*, 347*, 381*, 449* Air Pumps, Past and Present, by Dr. E. N.
da C. Andrade, 826
Royal Meteorological Society. See Meteorological — National Life-Boat Institution, Motor Life-Boats of, 502*. See 420

— * Scholarships and Free Studentships, Syllabus, 394 — * Society, Conversazione and Exhibition, 622, 650, 699, 796

— — of Arts. See Arts
Rowan System of Premium Bonus, 305 Rowan-Thomson, Sir W., the Late, 305 Rowell, H. S., on Kinematics of Laminated
Springs, 505*
Rubber Transmission Belting, Standard Speci-fication, 200
Rural Electricity Development and Treasury Aid, 698
Water Supplies, Report, 648
Rushton Tractors, Ltd., Petrol-Paraffin Agricul-tural Tractors, 262*
Russell, J. R., on the Gezira Irrigation Scheme, 89*. See LETTER, 135
Russian Market for Agricultural Machinery, 400 Rusting. See Corrosion
Ruston and Hornsby, Ltd., Back-Acting Trenching Machine, 225*
Rutherford, Sir E., on Molecular Motion in
Rarefied Gases, 319*,347*, 381*, 449* Ruths Steam Storage, Ltd., Steam Accumulator
at River Don Works, 73*
S.
SAFETY First Council, London, and Industrial Accident Prevention, 275

— * Glass, Hydraulic Press for Manufacture, 195* — * Lamps, Miners',Gauze Heating in, 595 — * of Life at Sea, nternational Conference, 728

— in Mines Research Board, Report on De-terioration of Colliery Winding Ropes, 301 ; Pyritic Oxidation in Ravine Seam, 380 ; Inflammability of Coal Dusts, 391 ; Firedamp Explosions in Closed Vessels, 473
Saint. See St.
Saldau, Prof. P., on Eutectics and Eutectoids in Binary Metallic Systems, 337
Salermo Low-Temperature Carbonisation Re-tort, 701*
Salvage of M.S. " Lochmonar," 26*. See

Addendum, 196

Sand, Bituminous, Alberta, Occurrence and Separation, 91

— * Blast Cleaning Machine (J. W. Jackman and Co., Ltd.), 786* - * — Machine, Rotary-Table (Midland Sand-Blast and Foundry Supplies Co., Ltd.), 732* — * — Machines, Rotary Table and Rotary Barrel (A. Gutmann A.-G.), 751* — * Tumbling Barrel Machine (Midland Sand-Blast and Foundry Supplies Co., Ltd.), 732* — * Core, Mixing Machine for (Fordath Engineer-ing Co., Ltd.), 785 — * Foundry, Moisture Meter (R. W. Mcllvaine

Co.), 753
— Pneumatic Rammer for (Broom and Wade,
Ltd.), 265*
— — Testing Machines, 787

— * Glass, Detection of Iron in, 71

— Mixing Machine, Core (Fordath Engineering Co.' Ltd.), 785
— — Machines, Pneulec Royer (Pneulec Machine Co., Ltd.), 732 ; " Coventry "
(Britannia Foundry Co., Ltd.), 752*
Sand Screening and Separating Plant (Rapid Magnetting Machine Co., Ltd.), 785*

— * Thrower, Prosama (Coleman Foundry Equipment Co., Ltd.), 732 — * Throwing Moulding Machine, Pneumatic, (Badische Maschinenfabrik and Eisengiess-erei), 751*

Sanitary Science, Chadwick Scholarships in, 299 Saranac Meeting, United States, International
Commission on Illumination, Report, 781 Sass, Dr. F., on Diesel-Engine Cylinder Covers,
698
Sault Sainte Marie Lock, Canada, 285*
Savage At Co., Tea-Preparing Machinery, 273 Savill Brothers' Brewery, Pulverised-Fuel Installation, 609*
Savin, Prof. N. N., Dry Grinding of Small Tools, 494
Saxonia Concrete-Mixing Machine, 252* Scaling Tool, Portable Electric, 182*
Scarifier, Air-Operated, for Road Rollers, 147* Scavenging Pumps. See Pumps
Schenk, C.,.60-ton Dynamic Balancing Machine, 38*
Schiess-Defries High-Speed Lathe, 739* Schlesinger, Dr. G., on D.I.N. and Skoda Limit Systems, 619*
Schmaltz, F., G.m.b.H., Grinding Machines at Leipzig Fair, 323*
Schmidt Boiler, Feed-Water System for, 122* Scholarships. See Education
Schools. See Education
Science, Mechanical, and Manchester Researches, 825
Scientific Apparatus, British Industries Fair, London, 273
— Physical and Optical Societies' Exhibi-tion, 55*,* 83*, 114*, 132*, 216. See Errata, 168
— Royal Society Conversazione, 622, 650, 699, 796
Management. See Works Management
and Projections, Ltd., Fairweather Recording Gas Calorimeter, 817*
Research. See Research
Societies. See Institutions
Scleroscope Tests. See Hardness under Tests
(Materials)
Scotland, Central, Grid Transmission Scheme,
564, 660*, 737*
Institution of Engineers and Shipbuilders in. See Engineers
Scott-Snell, E. on the " Neu Flame " Oil-Heating St:ove, 81
Screening Machine, Colliery (Sunderland Forge di Engineering Co., Ltd.), 683*
and Separating Plant, Sand (Rapid Magnet-ting Machine Co., Ltd.), 785*
Screw-Cutting Lathe. See Lathe under Machine Tools
Propellers. See Propellers ; Aeronautics Screwing Machine. See Machine Tools Searle, H. E., on Corrosion of Nickel and Monel
Metal by Milk, 742
Season-Cracking and Intercrystalline Cohesion, 770
Secondary Battery. See Accumulator under Electric

— * Schools and Education. See Education Sector Sluice Gate, Perak River Power Plant, 486*

Segregation in Steel Ingots, 623'. See 601 Self-Induction. See Electric
Selson Engineering Co., Ltd., Straightening,
Broaching and Pressing Machine, 752* ;
Horizontal Boring Machine, 753 Semi-Portable Engine. See Engine
Sennar Dani and Gezira Irrigation Scheme, 87*. See LETTER, 135
Sensitive Drill. See Drill under Machine Tools Separating and Screening Plant, Sand (Rapid
Magnetting Machine Co., Ltd.), 785* Separator, Oil (North Eastern Marine Engi
neering Co., Ltd.), 679*
" Serrano,' Torpedo-Boat Destroyer, Chilean, Navy, 464*
Severn, River, Reconstruction of Holt Fleet Bridge, 34*. See LETTER, 135
Sewage. System, Cairo, Amiria Pumping Stat-ion, 734
Treatment with Chlorine in United States, 62. See LETTER, 135
See also PARAGRAPH INDEX
Shafts and Holes, Fitting of, D.T.N. and Skoda
Limit Systems, 619*
Keys for, Standardisation, 529*. See 523 Shanks and Co., Vertical Planing Machine, 764* Shannon, River, Hydro-Electric Scheme and
Economic Consequences, 141
Shear Tests. See Tests (Materials)
Shearing Machine. See Machine Tools Shepherd, J., the Late, 755
Ship Canal. See Canal
under Construction, Lloyd's Statistics, 81, 494
Danger of Longitudinal Bulkheads, 475
Dieeel-Engined. See Motor Ships ; Marine Propulsion
Electric Propulsion. See Marine Propulsion
Hulls, Lateral Vibration Diagrams, 650
Launched, Annual Statistics, 209
Motor. See Motor Ships ; Marine Propulsion
Propellers. See Propellers
Propulsion. See Marine Propulsion;

Engines ; Turbines ; Propellers

Pulverised Coal for, 703. See 419
Refrigerating Machinery Installations, 245, 248*
Safety of Life at Sea, 728
Salvage of. See Salvage
Skin Resistance of, Results of Measurements, 800* See 389
Stability Indicator and Recorder for (Dobbie, McInnes and Clyde, Ltd.), 484
of Passenger Liners, 475, 520*
See also Marine ; Motor Ships ; Shipping ; Steamers ; Warships ; and PARAGRAPH INDEX
Shipbuilders and Engineers, North East Coast Institution of. See North-East Coast
— — in Scotland, Institution of. See Engi-neers
Shipbuilding Industry, Position and Prospects, 432
Naval. See Warships
Shipbuilding Stresses in Stiffened Thin Plating, 735*. See 391
Vessels Launched, Annual Statistics, 209 — — under Construction, Lloyd's Statistics, 81, 494
See also Steamers ; Naval ; Warships ; and
PARAGRAPH INDEX
Shipping Annual, Brassey's (Review), 664
Chamber of, Annual Report. 240
Danger of Longitudinal Bulkheads, 475
Every Trimming Machine for Bulk Cargoes, 309*
— on Great Lakes of North America, 285*
International Load-Line Regulations, 388
Safety of Life at Sea, 728
Stability of Passenger Liners, 475, 526*
Vessels under Construction, Lloyds' Statis-tics, 81, 494
Lost, Lloyd's Statistics, 99
Shipwrights and Naval Arhitects, Admiralty,
Education of, 69, 95, 155, 258, 321, 401 Shock Tests. See Impact Tests under Tests
(Materials)
Shop Management. See Works Management
Shore Sclerescope Tests. See Hardness under Tests (Materials)
Shovel, Quarry, Electric Heavy-Duty (Ran-somes and Rapier, Ltd.), 254*
Show. See Exhibition
Siemens-Martin Furnaces. See Furnaces Siemens-Schuckertwerke A.-G., Exhibits at Liepzig Fair, 324*
Silica Gel Dehydration Plant, Wishaw Blast Furnaces, 572
Silver in Ancient and Mediaeval Lead, 386
Similarity, Principle of, and Small-Scale Re-search, 371
Simon, A. A., the Late, 361
Simon-Carves, Ltd., Pulverised-Fuel Installation, Wallasey, 511*. See Addendum, 551
Simons, W. E., on Sinter Plant at Guest, Keen and Nettlefolds' Works, 560*. See 573
Simpson, Dr. G. C., on Lightning. 555*
Single-Phase. See Generator ; Motor ; Locomotive ; Power ; Railway
Sinter Plant at Guest, Keen and Nettlefolds' Cardiff Works, 560*. See 573
Sir John Cass Technical Institute, Low-Temperature Tar, by Dr. M. A. Matthews 678
Siskol Electric Heading Machine, 691* Skelton, R., the Late, 550
Skin Resistance of Ships, Results of Measure-ments, 800. See 389
Skinner, F. W., on American Foundation Methods for Large Buildings, 317*, 447*, 631*
Skoda Works, Limit System at, 619*
Skyscrapers of New York 98*
Slag Erosion of Firebricks, Testing, 313
Sleeve Valve for Ricardo Oil Engine, 193*
Sludge. See Sewage
Sluices, Assouan Dam, Model Experiments on, 657 ; Report on Calibration, 792
Bhandardara and Bhatgar Dams, India, 600*, 778*
Gate, Sector, Perak River Power Plant, 486*
and Machinery, Sennar Darn, 89*. See LETTER, 135
Smelting Furnaces. See Furnaces
Smith, B. S., on Density of Molten Steel, 662 Smith, Engr.-Capt. E. C., on Christian Huygens, 452
"X faJ
Smithson, James, Centenary of, 824 Smithsonian Institution, Origin of, 824 Smoke, Influence on Rainfall, 737

- * Measuring Apparatus, 763

Smokeless Fuel. See goal, Low-Temperature Carbonisation
Snead Electric Annealing Machine, 441
Snelgrove, E. C., on Irrigation Works in Bombay Deccan, 255*, 599*, 743*, 775*
Society Generale per Costruzioni, Limentre Hydro-Electric Installation, 382*
Socidtd d'Electricitti de la Seine, Ivry Port Power Station, 569*, 603*
Societies, Technical and Scientific. See Institu-tions

- * Trade. See Labour

Solder, Zinc-Cadmium, 208
Soldering Flux, Liquid, 108
Irons, Electric Heater for (Holden Hunt), 226*
Solubility of Iron and Manganese Sulphides in Steel, 662
Somport International Tunnel, Transpyrenean Railway, Via Canfranc, 541*, 634*, 713*, 782*
Sound Transmission through Walls and Floors, 609
Waves, High-Frequency, Experiments with, 216
South Africa, Fruit Pre-Cooling Plant at Cape Town, 93*
African Government Railways and Harbours, Report, 239
Meeting, British Association. See British Association
- Railways, Automatic Substation Equipment, 212*, 282*
South Suburban Gas Co., Gas Distribution System, 762
Wales, Bedwas, Becker Coke-Oven Plant, 518. See 456
West, Notes from, 14, 47, 77, 107, 138, 169, 200, 235, 269, 298, 330, 361, 395, 428, 456, 489, 519, 550, 583, 613, 645, 676, 725, 757, 789, 821. See PARAGRAPH INDEX
Yorkshire Coal Seam, Survey of, 709
Notes from, 15, 47, 77, 106, 139, 168, 201, 235, 268, 298, 330, 361, 395, 428, 457, 488, 518, 561, 582, 613, 645, 677, 725, 757, 789, 821. See PARAGRAPH INDEX
Specific Gravity Determinations, Simple Instru-ment for, 504*
Specifications, Standard. See Standard Spectacle Makers' Company, History of, 737 Spectrographs, Reflecting Echelon Grating for
(A. Hilger, Ltd.), 622
Röntgen-Ray, Thibaud Ruled Grating (A. Hilger, Ltd.), 83*
Speed-Reduction Gears. See Gears ; Gearing ; Marine Propulsion
Regulation. See also Governing
Trials. See Trials
Spelter Prices. See Metal-Price Diagrams
Sperry Detector Car for Flaws in Rails, 398
Spheres, Smooth, Fluid Resistance of, 371*
Spirit, Motor. See Motor Fuels
Splines, Standardisation of, 531
Spot Welder, Electric (Siemens-Schuckert
werke A.-G.), 324*
Spraying Plant, Paint (Midland Fan Co., Ltd.),
194*
Springs, Laminated, Endurance Testing Ma
chine for, 36*
— Kinematics of, 505*
Research at National Physical Laboratory, 809
— Steels, Mechanical and Metallurgical Pro-perties, 574
Spur Gearing. See Gears ; Gearing ; Marine Propulsion
Spyer, A., on Marine Water-Tube Boilers, 404*, 471*. See 419
St. Ouen Power Station, Paris, 794*
Stability Indicator and Recorder for Ships (Dobbie, McInnes and Clyde, Ltd.), 484 — of Ocean-Going Passenger Ships, 475, 526* Stamp, Dr. L. D., on Oilfields of Burma, 494 Standards Association. See Engineering Standards
— of Length, Industrial, Temperature of Adjustment, 206
Rails, French Railways, 481
Specifications, Asphalt Road- Surfacing Materials, 161 ; Railway Tyres, 178 ; Rubber Transmission Belting, 200 ; Brass Sheet and Strip, 217 ; Bolts and Nuts, 290 ; Electric Lamps, 346 ; Index to
Specifications, 444 ; Phosphor-Bronze

Turbine Blading, 447 ; Photometric In-tegrators, 457 ; Distribution Boards, 624 ; Paints, 645 ; Tramway Tyres, 662 : Ceiling Roses, 739 ; Electricity Meters, 781; Viscosity Determination, 789. — * U.S. Bureau of. See United States

Standardisation of Keys and Keyways, 529*.
See 523
Stars, Machinery of, and Engineering Principles,
173
Starters, Motor. See Motors, Electric
State Railways. See Railways
" Statendam," S.S., Oil-Fired Water-Tube
Boilers, 405*
Station, International, Transpyrenean Railway,
Via Canfranc, 541*, 782*

— * Power. See Power Stations

Statistics, Trade. See Trade
Status of Mechanical Engineers, 615. See
618. See LETTER, 673
Steam Accumulators with Electric Boiler
Plant, 30*
— at River Don Works (Ruths' Steam
Storage, Ltd.), 73*
Value in Power Stations, 492. See LETTER, 559
Boats. See Steamers
Boilers. See Boilers
Condensation. See Condensation
Consumption. See Trials
Engines. See Engines
— Flow through Nozzles. See Nozzles
Heat Transfer to Metal, 745
High-Pressure, Advantages of, 705*
Pressure, in Canadian Pacific Railway Co's. Steamers, 375*, 442*. See 387
Pressure, and Development of Steam Turbine, 148*, 163, 183*, 203. See LETTERS. 277*. See Erratum, 200
Lollies. See Motor ; Tiactors
Navvy. See Excavating Machine
Pipes, Canadian Pacific Railway Company's
Steamers, 376*, 443
— — Flexible, Failure of, 673
Properties of, American Researches, 265
Road-Carriages, Early History of, 578
Roller. See Road Roller
Shovel. See Excavating Machine
Superheated preoperties of 546., 595., 553.
Superheater. See Superheater
Supersaturated, and Steam Engine Problems, 711*, 779*, 791
Tables, High-Pressure, 546*, 595. See 553 Tractors. See Tractors
Trials. See Trials

— Turbines. See Turbines

Users' Association. See Manchester
Wagons. See Motor Wagons ; Tractors Steamer " Berengaria," Lateral Vibration Diagrams, 650
" Boniface," Bauer-Waeh Exhaust Turbine, Performance, 411*. See 389
Canadian Pacific Railway Co., Performances of, 375*, 442*. See 387
— under Construction, Lloyd's Statistics, 81, 494
Electric Propulsion. See Marine Propulsion
Geared Turbines for. See Marine Propulsion
" Hamburg," Measurement of Skin Resis-tance, 801*. See 389
" Hororata," Pulverised-Fuel Installation, 275
" King George V," Superheater-Tube Explosion, 766
Launched, Annual Statistics, 209
Lost, Lloyd's Statistics, 99
and Motor Ships, Comparative Cost of, 377
Ore-Carrying, Every Cargo-Trimming Machine, 309*
Propulsion of. See Marine Propulsion; Engines ; Turbines ; Propellers
Pulverised Coal for, 703. See 419
Refrigerating, Machinery Installations, 245, 248*
Salvage of. See Salvage
Skin Resistance of, Results of Measurements, 800*. See 389
Stability of Passenger Liners, 475, 626*
— Turbo-Electric, " Viceroy of India," 637*, 717*, 747*, 813* ; Feed-Water System, 120* ; Trials, 240, 816
Water-Tube Boilers for, 404*, 471*. See 419
See also Engines ; Marine Propulsion ;
Shipbuilding ; Shipping ; Ships ; Tur
bines; Warships ; and PARAGRAPH INDEX Steamships. See Ships ; Steamers ; Warships Steel Alloy, at Leipzig Fair, 323
Arch Bridge over River Wear Sunder-land, 156*
Steel Boiler, Caustic Embrittlement in, 424. See LETTER, 435
Caissons for Foundations, Evening Post Building, New York, 447*
Carbon Transformation of Austenite into Martensite, 602
Case Hardened, Measurement of Thickness of Case, 593*. See 650
Commercial, Liquidus and Solidus Ranges of, 662
Construction for Hydraulic Purposes (Review), 496
Cored Aluminium Conductors for Grid System, 515*, 660*, 738
Corrosion. See Corrosion
" D," in H.M.SS. " Rodney " and Nelson," 357. See 366
Distortion in Hardening, 25*
Embrittlement through Pickling, 573
Estimation of Hydrogen in, 597*. See 650
Fatigue of. See Alternating Stress under
Tests (Materials)
Foundry. See Foundry
Framing, High Buildings of New York, 99
Furnaces. See Furnaces
— for Gas Cylinders, Composition, 302, 364

— * Heat-Resisting, for Superheaters, 405, 420 — — Treatment of. See Heat Treatment under Metallurgy — * Ingots, Effect of Latent Heat on Solidifica

tion, 662
— — Heterogeneity of, Report, 662. See 602
— — Sound, Production of, 623*. See 601
— and Iron, Metallurgy of (Review), 541
— Manufacture. See Metallurgy

— * Microstructure of. See Microphotographs — * Mild, Brittleness in, 573, 649. See 424, 435 — Molten, Density of, 662

— Nickel-Chromium, Properties at High Tem-peratures, 606*

— * Oxidation at High Temperatures, 649 — * Piling, Lackawanna Arched-Web, Welland Ship Canal Reconstruction, 539*

— Pipe Underpinning, New York Buildings, 448*
Plates, Prices. See Metal-Price Diagrams
Quenched, Microstructures of, 602
Rails. See Rails ; Metal-Price Diagrams — Rolling Mills. See Rolling Mills
Ropes. See Wire Ropes
Sheet, Normalising of, 799*
Solubility of Iron and Manganese Sulphides in, 662
Spring, Mechanical and Metallurgical Pro-perties, 574
Stress Distribution in. See Stress ; Tests
(Materials)
— Tests of. See Tests (Materials)
— Tower for Overhead Power-Transmission
Lines (Braithwaite and Co. (Engineers),
Ltd.), 64*
— Works_ See Works
Steelwork, Structural, Treatise on (Review), 207 Steelyard Barograph (Negretti and Zambra), 85* Steering Gear, Electro-Hydraulic, S.S. " Vice
roy of India " (Brown Brothers and Co.,
Ltd.), 638
Stephen, A., and Sons, Ltd., Turbo-Electric Liner " Viceroy of India," 637*, 717*, 747*, 813* ; Feed-Water System, 120* ; Trials, 240, 816
Stepney Borough Council, Action against, Stoppage of Electricity Supply, 761
Sterilisation, Heat, of Timber, Report, 209 Stilgoe, H. E., on Causes of Fractured Water Mains, 146. See 238
Stirling Water-Tube Boiler, Explosion of, 424. See LETTER, 435
Stoke-on-Trent, Factory Building, Michelin Tyre Co., Ltd., 57*, 153*
Stoker, Combined Underfeed and Chain Grate, Hudson Avenue Power Station, 549*. See Errata, 583

—* Mechanical, in Canadian Pacific Railway Co.'s Steamers, 378

— for Marine Water-Tube Boilers, 405*. See 378
Stokoe, C. L., Monitor Safety Devices, 688* Stone-Breaking Machine (Goodwin, Barsby and Co., Ltd.), 225*

—* Chipping Mill (Gaspary and Co.), 294*

Crushing Machine (Winget), Ltd.), 196*
Stonebridge Electrical Co., Ltd., Summation Meters, 115
Stoney Sluices, Sennar Dam, 89*. See LETTER, 135
Stop Valves. See Valves
Storage Battery. See Accumulator under
Electric
Stothert, Sir P. K., the Late, 588
Stott, G. H., on Testing of Electro-Deposits
on Aluminium, 531*. See 338
Stoves, Core, Heated by Portable Drier,
(August's Muffle Furnaces, Ltd.), 751*
Straight-Line Motion, New, 663*. See LETTER,
830*
Strange, W. L., the Late, 207
Street Railway. See Tramways

— * See Roads

Strength of Materials. See Stress under Tests
(Materials)
Stresses, Alternating and Combined. See
Tests (Materials)
— Bending and Direct, in Ferro-Concrete
Members, 63*
Calculated and Observed, Railway Bridges, 188
Committee, Bridge, Report, 143*, 187*, 312, 363, 695. See LETTERS, 435, 672*, 723, 764
Creep, Limiting, and Steam-Turbine Prac-tice, 152, 163, 203
Recorders used by Bridge Stress Committee 144*
Repetitions. See Alternating Stress under
Tests (Materials)
— in Stiffened Suspension Bridges, 698
— Thin Plating under Water Pressure, 735*.
See 391

— * Temperature, Heat-Engine Cylinders, 626* Strikes. See Labour

Stromeyer, C. E., on What Health and Civili-sation owe to Engineering, 521
Structural Design, Stresses in Stiffened Sus-pension. Bridges, 698

— * Engineering (Review), 463

Structural Steelwork. See Steelwork
Structures, Strength of, Model Experiments, 469

— * Vibration of, Model Experiments, 408 — * — National Physical Laboratory Investi-gations, 102, 237 — * Wind Pressure on, Model Experiments, 373 Stubbs, J., Ltd., Petrol Engine for Motor Boat, 273

Submarine Boats. See Warships

— * Telegraph Cables, Continously-Loaded, 29 Submerged Combustion, Ltd., Vortex Dyeing Drum for Textiles, 265*

Substations, Automatic, South African Railways, Equipment for (British Thomson-Houston Co., Ltd.), 212*, 282*

— * Electrical (Review), 307

Forges d'Abel, Transpyrenean Railway, 782*
Outdoor, Grid Transmission System, 516*, 737*
Suction Gas Producer. See Producer
Sud-Ouest Power Station, Paris, 794*
Sudan, Gezira Irrigation Scheme, 87*. See LETTER, 135
Sullivan, H. W., Ltd., Exhibits at Physical and Optical Societies Exhibition, 132
Sulphite Process, Paper Pulp from Eucalyptus, 13
Sulphurous Fumes, Barton Power Station, 761
— — Prevention of, Battersea Power Station, 554. See LETTERS, 588, 612, 651, 652, 672
Sulzer Brothers, Electrically-Heated Boiler Plant, 30* ; 1,350-h.p. Experimental Diesel Engine, 626* ; Maag High-Speed Gear-Grinding Machine, 784* ; Maag High-Speed Gear-Cutting Machine, 784*
Summation Meters (Stonebridge Electrical Co., Ltd.), 115
Sunderland Forge and Engineering Co., Ltd., Colliery Screening Machine, 683* ; 3-ton Electric Winch, 683*
Queen Alexandra Bridge, Oscillation Re-cords, 187*
Wearmouth Bridge, Reconstruction, 156* Supercharger, Exhaust-Gas Turbine Driven, for Petrol Engines, 566*
Superheaters, Heat-Resisting Steel for, 405, 420
Locomotive. See Locomotive
and Recuperator, Water-Gas Plant, Billing-ham, 450*
Super-Pressure, Experience with, 460
Tubes, Board of Trade Regulations, 471
Explosion, S.S. " King George V," 766 Superheating in Steam-Turbine Practice, 150*, 163, 203. See LETTERS, 277
Supermiser Installation, Ellesmere Port Works, 328*
Supersaturated Steam and Steam-Engineering Problems, 711*, 779*, 791
Surge Tanks, Model Experiments on, 657 Surface Condensers. See Condensers

— * Grinding Machine. See Grinding under Machine Tools

Surveying Instruments, Ancient, 746
— Theory and Practice (Review), 636
Suspension Bridges, Stiffened, Stresses in, 698 Sutton, H., on Influence of Pickling Operations on Properties of Steel, 573
Swan, Sir J. W., Invention of Incandescent
Electric Lamp, 698. See LETTER 763 Sweden, Dannemora Iron Mines, Newcomen
Engine at, 51
Swinburne, M. W., and Sons, Ltd., " Breech " Piston Pump, 685*
Swinney Brothers, Ltd., Self-Cleansing Filter, 689*
Swiss Locomotive and Machine Works, Electric Locomotive for Great Indian Peninsula Railway, 161*
Switch Panel, Emergency Lighting by Accumu-lators (Chloride Electrical Storage Co., Ltd.), 226*

— * Motor Starting. See Motors, Electric Switchgear Assembly Shop, Metropolitan-Vickers Electrical Co., Ltd., 797* — * Automatic Substations, South African Railways, 213* — * Change-Over Switch (A. Reyrolle and Co., Ltd.), 228* — * Circuit Breaker, Enclosed (G. Ellison), 228* — * and Circuit Breakers, Grid Transmission System, 516*, 737* — * Combined Plug and Switch (A. Reyrolle and Co., Ltd.), 228* — * Contactor-Operated, S. S. "Viceroy of India," 747* — * Distribution Boards (Castle Fuse and Engi-neering Co., Ltd.). 227* ; (A. Reyrolle and Co., Ltd.), 228* ; (G. Ellison), 228*

— — Boards, Standard Specification, 624

— * Flame-Proof Enclosures, Standard Specifi-cation, 582

— — Proof Mining Pillar and Circuit Breaker (A. Reyrolle and Co., Ltd.), 690*

— * — Proof Tumbler Switch (General Electric

Co., Ltd.), 231*
-- High-Speed Circuit Breaker, South African
Railways, 283*
— — Tension, Ivry Port Power Station, 605

— * Ironclad Switch Panel (Siemens-Schuckert-werke A.G.), 325*

-- Metal-Clad Plugging (British Thomson-Houston Co., Ltd.), 227*
Switzerland, Electrically-Heated Boilers in, 30* Sykes, Dr. C., on Alloys of Zirconium, 385 Synthetic Ammonia and Nitrates, Ltd., Billing
ham, Water-Gas and Producer-Gas Plant,
348*, 450*, 508*
Syphons, Steel Pipe, Gezira Irrigation Scheme, 88*. See LETTER, 135
T.
TABLE, Pneumatic, Operation of, 741 Taggart, A. F., on Operation of the Pneumatic Table, 741
Tangyes, Ltd., Exhibits at British Industries Fair, 225
Tank Blocks, Glass Furnaces, Erosion of, 452 Locomotives. See Locomotives

— * Ships, Motor. See Motor — Steamers. See Steamers — * Surge, Model Experiments on, 657

Tapping Machine. See Machine Tools Tar, Low-Temperature, 678

— * Spraying Machine (Four-Wheel Drive Lorry Co., Ltd.), 723*

Tariffs, Electricity Supply, Standardisation, 793
Tata Power Co.'s Hydro-Electric Scheme, 487 Taxation, Motor, and Road Fund, 679
Taylor and Challen, Ltd., High-Speed Notching Press, 195*
Tea-Preparing Machinery (Savage and Co.), 273 Teaching. See Education
Technical College and Education. See Education
Dictionaries, Six Languages, Electrical En-gineering and Electro-Chemistry (Review), 495

— * Institutions, Association of, Annual Meeting, 300 ; Industrial Safety, by Sir G. Bellhouse, 300, 335 — * Nomenclature, 302 — * Societies. See Institutions ; and PARAGRAPH

INDEX
Telegraph Cables, Submarine, Continuously
Loaded, 29
Telegraphy, Text Book of (Review), 161

— * Wireless, Apparatus at Physical and Optical Societies' Exhibition, 114, 132* — * — Direction-Finding Apparatus, 699

Equipment of S.S. " Viceroy of India,"
638
— — High-Frequency Alternator for (Bull
Motors, Ltd.), 263*
— — Marine Direction Finder (Radio Com
munication Co., Ltd.), 132
— — Signalling in Coal Mines, 445
Thermostatically-Controlled Tuning Fork for, 132*
See aJso Electricity in PARAGRAPH INDEX Telephone Co., New York, Barclay-Vesey Building for, 99*. See 317*
Exchange Building, Barclay-Vesey, New York, Foundations of, 317*. See 99*
Progress in London Area, 174
Systems, Forecasting Future Requirements, 110. See LETTER, 166
Telephony, Wireless, Apparatus at Physical and Optical Societies' Exhibition, 114, 132*
Modulated Continuous-Wave Wave-meter. 132
— Signalling in Coal Mines, 445
See also Electricity in PARAGRAPH INDEX Telescope, 36-in. Reflecting, for Edinburgh (Sir H. Grubb, Parsons and Co.), 684*
650-mm. Refracting, Neu Babelsberg Obser
vatory, Potsdam, 666*
Temperature-Control Apparatus, Automatic,
(Foster Instrument Co.), 56
— — Apparatus, Experimental House, Building Research Station, 222*
— — Furnace, by Haughton-Hanson Thermo-stat, 327*. See 352

— * Measurement. See Pyrometry ; Thermo-metry

Regulator, Water (Foster Instrument Co.), 229*
Relay for Transformer Tanks, 226*
Stresses in Heat-Engine Cylinders, 626*
Tempering. See Heat Treatment under Metal
lurgy
Tenders, Locomotive. See Locomotive
Tensile Tests. See Tests (Materials)
Ternary Alloys. See Alloys under Metallurgy
Terra-Cotta and Faience, Architectural, Report
on, 674
Terrace, J., on the Work of the Institution of
Gas Engineers, 733
Testing Dyes, Fugitometer for, 263*
Laboratory, Building Research Station, 126*
— See also National Physical
Machine, Abrasion, Amsler, Building Re-search Station, 126*
— Foundry Sand, 787
— — High-Speed, Endurance, for Leaf Springs, 36*
10-ton Buckton, Building Research
Station, 126*
Indentation, Hardness, 373. See 385
Key, for Reversal Stressing, 529*
See also Tests (Materials)
of Porcelain Insulators, 774
Slag Erosion of Firebricks, 313
See also Tests (Materials) ; Trials Tests, Aeronautical. See Aeronautics
Anti-Vacuum Valves for Pipe Lines; 266*
Boiler, Manchester Steam Users' Association, Report, 493
Bond between Pile Heads and Concrete, 219
Corrosion. See Corrosion
Tests (Materials) :
Abrasion-Testing Machine, Amsler, Build-ing Research Station, 126*

— * Tests, Building Materials, 126* Alternating Stress, High-Speed Testing Machine for Laminated Springs, 36*

Tests, Laminated Springs, 809 — — Tests, Spring Steels, 574
Tests, Turbine Blading, 260
Torque Tests, Steel Keys, 529 Compression Tests, Cast Iron, 529 Creep Stress, Limiting, and Steam Turbine Practice, 152, 163, 203
Tests, Nickel-Chromium Steel, 606* Deflection Tests, Stiffened Thin Plating, 735*. See 391
Expansion Tests, Building Materials, 289*, 386*
Extensometers, Building Research Station, 289*, 386*, 422*

— * Paper Testing, 55

Hardness Tests, Aluminium Alloys, 342*

— * — for Case Thickness, 593*

— — Research, National Physical Laboratory, 808
Soft Metals and Alloys, 767*. See 337
Steel Keys and Shafts, 529
— — Zinc, by Indentation, 373*. See 385
Izod Tests, Steel Ingot, 623
Materials, Strength of (Review), 716
Paper-Testing Extensometer, 55
Röntgen Rays, Testing Materials by
(Review), 158
Tests (Materials) —continued.
Shrinkage Tests, Concrete and Ferro-Con
crete. 422*
Stresses in Materials and Structures. See
Stress
Tensile Tests, Aluminium Alloys, 342*
Nickel-Chromium Steel at High Temperatures, 606*
Normalised Steel, 799
P. M. G. Brass, 694*
— — Steel Ingot, 623*
— — Steel Keys and Shafts, 529
Testing Laboratory, Building Research
Station, 126*

— * Machine, Abrasion, Amsler, Building

Research Station, 126*
— — Foundry Sand, 787

— * — High-Speed Endurance, for Leaf Springs, 36*

Twisting Tests for Electro-Deposits on Aluminium, 533*
Weathering Tests, Roofing Materials, 423* Wires for Suspension-Bridge Cables, Testa, 461
Testa, Power Plante, Registration of, 673
Pulverised-Fuel Boilers, Calumet Power Station, Chicago, 217
— Fuel Locomotive, German State Rail-ways, 220
Text Books. See LITERATURE INDEX Textile-Machinery Industry, Position and Prospects, 240

— * Vortex Dyeing Drum for, Submerged-Com

bustion System, 2650
Thermal Efficiency of Power Stations, 727
— Super-Pressure Power Plant, 460
Treatment, Metals. See Heat Treatment under Metallurgy
Thermocouples for Heat-Engine Investigations, 280*, 627*
Thermodynamics, Extended Steam Tables, 546*,595. See 553
Heat ransfer in Reciprocating Engines, 59*, 179*, 279*, 466*,626*
Properties of Steam, American Researches, 265
Steam, High-Pressure, and Development of Steam Turbine, 148*, 163, 183*, 203. See LETTERS, 277. See Erratum, 200
Supersaturation in Steam, 711*, 779*, 791 Thermometers for Heat-Engine Investigations, 60*. 182*, 279*
See also Pyrometer
Thermostat, Haughton-Hanson, 327*. See 352

— * Temperature Control of Transformer Tanks, 226*

Thomas Electric Stress Recorder, 144*
Thomas, G. H., the Late, 44
Thorneycroft, W. E., on Resistance of Zinc to Indentation, 373*. See 385 ; on Silver in Ancient and Mediaeval Lead, 386
Thornycroft, J. I., and Co., Ltd., Chilean De-stroyers, 464*
Three-Phase. See Generator ; Motor ; Locomotive ; Power ; Railway
Throttle Valve. See Valve
Thrust Bearing. See Bearing

— * of Propellers. See Propellers ; Aeronautics Tidal-Power Plants in France, 364

Tilbury Dock, Reflux and Sluice Valves for, 166* Timber Bracing, Caisson Foundation, Barclay
Vesey Telephone Exchange Building, New
York, 318*

— * — Welland Ship Canal Reconstruction, 539* — * Centreing, Peilhon Bridge, Transpyrenean

Railway, 634*
Empire, Use in Imperial Chemical House, 275

— * Heat Sterilisation of, Report, 209 Timing Apparatus, Motor-Car Races, 611* Tin Alloys. See Alloys under Metallurgy — * and Tinplate Prices. See MPtal-Price Dia-grams

Tinsley and Co., Miles-Walker Portable Harmonic Analyser, 115*
Tokyo World Engineering Congress, British Papers, 591
Tolerances in Machine Work. See Gauging Tools, Machine. See Machine Tools

— * Pneumatic. See Machine Tools — * Small, Dry Grinding of, Experimental Inquiry, 494 — * Steel. See Steel

Tooth-Rounding Machine for Gear Wheels, 315* Toothed Gears. See Gears ; Gearing ; Marine Propulsion
Toronto, University of, Tests of Motor-Car Engine, 37
Torpedo Boats and Destroyers. See Warships Torsion Tests. See Tests (Materials)
Tower, Steel, for Overhead Power-Transmission Lines, 264*, 515, 564*, 660*, 738 Town Gas. See Gas

— * Refuse, Destruction in Atkinson Rotary Furnace, 311*

Traction, Electric. See Railways ; Tramways Tractors, Agricultural, Export Trade in, 333, 399
Caterpillar, Oil Engine Driven (Aveling and Barford and Perkins (Sales), Ltd.), 147*
Imports and Exports, 399
Motor, at Paris Agricultural Machinery Exhibition, 260
Oil-Engine Driven, with Crane and Air Compressor (Aveling and Barford Perkins (Sales), Ltd.), 147*
Petrol-Paraffin, Agricultural (Rushton Tractors, Ltd.), 262*
Rail, 4k-h.p. Petrol-Driven (R. A. Lister and
Co., Ltd.), 194*
Trade, Argentina and Great Britain, 586
Agricultural Machinery Imports and Ex-ports, 333, 399
Australian, Report of Economic Mission, 696
British, Need for Enlarged Markets, 17 — — Empire and United States, 616
Copper Imports, 81
Disputes. See Labour
East Africa, Report, 284
Electrical Machinery, Imports and Exports, 81
Empire Markets, 696
Engineering and Allied, Position and Pros-pects, 51, 81, 129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
— Exhibition. See Exhibition
External, United States, Report, 616
Trade and Industries of China, Report, 80
and Industry, Committee on, Report, 334
Locomotive, British Exports, 335
Machine-Tool, Imports and Exports, 274
— Machinery, Imports and Exports, 51, 81,129, 204, 240, 274, 335, 399, 432, 461. See LETTER, 208
Marine Engines, British Exports, 432
Motor Car, Imports and Exports, 204
— — Cycles and Cycles, Imports and Exports, 129
of Para, Brazil, Report, 199
Prospects and Transport on North-East Coast, 633
Textile Machinery, Imports and Exports, 240
Unions. See Labour
Traffic Act, London, and London Tramways, 580
— Advisory Committee, London and Home Counties, Report, 431
Coal, North-Eastern Area, 617
Control Apparatus, Automatic Electric (J. H. Holmes and Co., Ltd.), 689*
Trains, Railway, Air Resistance of, Model Experiments, 372*. See 368
Testing Relay Recorders (Everett, Edg-cumbe and Co., Ltd.), 114*
See also Railway
Training. See Education
Tramway Tyres, Standard Specification, 662
See also PARAGRAPH INDEX
Transformation Points. Metals. See Metallurgy
Transformers, 132,000-v. Condenser-Type Terminal (Micanite and Insulators Co., Ltd.), 226*
Grid Transmission System, 516*, 562, 737*
Operation of (Review), 54
Practice, Essentials of (Review), 495 Transmission, Electric, Ship Propulsion. See Marine Propulsion
Gear. See Gear ; Gearing ; Marine Pro-pulsion
Lines, Overhead. See Overhead
of Power. See Marine Propulsion ; Power
Transmission
Transport, Aerial. See Aeronautics
— Development and Efficiency, 617. See
Erratum, 737
Facilities, North-Eastern Area, London and North Eastern Railway, 616
Institute of, Alternative Fuels for Motor Vehicles, by A. Mara', 49 ; Some Transport Problems of the Empire, by Brig.-Gen. F. D. Hammond, 79 ; Annual Dinner, 365 • Annual Congress, Harrogate, 616, 633 ; Transport Facilities of North-Eastern Area of London and North-Eastern Railway, by T. Hornsby, 616 ; Influences Affecting Transport Development and Efficiency, by Major E. G. Beaumont, 617 ; Internal Air Services and Overseas Connections, by Lieut.-Col. I. A. E. Edwards, 633 ; Trade and Transport Prospects on North-East Coast, by R. Bell, 633 ; Visit to Airship R.100, 633. See Erratum. 737

— * Ministry of, and Road Development, 579

Motor. See also Road ; Motor
Problems of the Empire, 79
Rail and Road, Need for Co-Ordination, 79
Railway. See Railway
— and Trade Prospects on North-East Coast, 633
Transpyrenean Railway, Via Canfranc, 541*, 634*, 713*, 782*
Transverse Tests. See Tests (Materials) Travelling Crane. See Crane
Trawler, Steam, Boiler Explosion on, 673 Tredgold, Thomas, Centenary of, 111 Tree-Grubbing Winch (Trewhella Brothers Proprietary, Ltd.), 194*
Trench-Digging Machine, with Chain Tracks (E. Ayres and Co., Ltd.), 379*
Trenching Machine, Back-Acting (Ruston and Hornsby, Ltd.), 225*
Trewhella Brothers Proprietary, Ltd., Tree-Grubbing Winch, 194*
Trials of Italian Destroyers, 832*. See 367
Locomotive, Rainhill, 1829, 594
Pulverised-Fuel Boilers, Calumet Power Station, Chicago, 217
See also Tests
Triangulation, Somport International Tunnel,
Transpyrenean Railway, 713*
Triewald's Treatise on the Newcomen Engine,
Translation of, 51
Trimming Machine, Every, for Bulk Cargoes,
309*
Triplex Glass, Manufacture of. 71
Trollies for Fruit Handling, Cape Town Pre
Cooling Plant, 93*
Truck. Electric Battery (Siemens-Schuckert
werke A.-G.), 325*
Tubes, Condenser, Cupro-Nickel, in S.S.
" Melita " and S.S. " Minnedosa," 375
Railways. See Underground Railways
and Boards Varnish-Paper, Standard Speci-fication, 560
See also Pipes
Tulloch -Reading Gas Producer for Motor
Vehicles, 641*
Tumbling Barrel Machine, Sand-Blast (Midland
Sand-Blast and Foundry Supplies Co.,
Ltd.), 732* •
Tunnel, Post Office, London, Explosion, Report
460

— * Transpyrenean Railway, Via Canfranc, 541*, 634*, 713*, 782*

Tunnelling, Placing Culvert Pipes under Embankments by, 100
Tuning Fork, Thermostatically - Controlled (Marconi's Wireless Telegraph Co., Ltd.), 132*
Turbine Blading, Phosphor-Bronze, Specifi-cation, 447
Discs, Vibration of, Model Experiments, 409
Exhaust-Gas, and Supercharger, for Petrol Engines, 566*
Steam, Bauer-Wach, S.S. " Boniface," Performance, 411*. See 389
Hydraulic, Horizontal-Shaft Single-Dis-charge, Merthyr Tydfil Hydro-Electric Plant, 581
Pressure Variations in Pipe Lines (Review), 636
Turbine, Hydraulic, 1,000-h.p. Propeller Type,
Dix River Power Plant, 670*
See also Power Plant
Pumps. See Pumps, Centrifugal
Rotor, Bakelite, for Pneumatic-Electric Lamp, 123*
Balancing Machine for, 38*
Steam, Advantages of High Pressures and Temperatures, 149, 163, 203. See LETTERS, 277
Blading for. See Blading
Early 100-kw. Radial-Flow (C. A. Parsons
and Co., Ltd.), 684*
Experience with Super-Pressure, 459
Fatigue Limit of Blading, 260
160,000-kw.,
Hell Gate Power Station, 1*, 65*, 128*. See LETTERS, 165. See Erratum, 198
High-Pressure, Erste - BrUnner, Wit-kowitz Collieries, 460
Marine, Geared. See Marine Propulsion — — 50,000-kw. Parsons, Crawford Avenue Power Station, Chicago, Tests of, 178
Pre-Heat, Klingenberg Power Station, 706*
and Supersaturation Theory, 779*. See 791
Tendencies in Development, 148*, 163, 183*, 203. See LETTERS, 277. See Erratum, 200
Thermodynamic Efficiency of, 706 — — See also Turbo-Generators
Steamers. See Steamers ; Warships
Turbo-Electric Liner " Viceroy of India," 637*, 717*, 747*, 813* •, Feed - Water System, 120* ; Trials, 240, 816
Generators, Advantages of High Pressures and Temperatures, 149, 163, 203. See LETTERS, 277
Capacity of, 727
— Development of, Importance of Size,
149, 163, 203. See LETTERS, 277
160,000-kw. Hell Gate Power Station (Brown, Boyer! and Co.), 1*, 85*, 128*. See LETTERS, 165. See Erratum, 198
110,000-kw., Hudson Avenue Power Station, New York, 547*. See Errata, 583,789
12,000-kw., Ivry PortlPower Station, 603* — — 50,000-kw. Parsons, Crawford Avenue Power Station, Chicago, Tests of, 178
— 9,000-kw., S.S. " Viceroy of India " (British Thomson-Houston Co., Ltd.), 747*. See 240, 816
Turner, L., on Stresses in Reinforced-Concrete Members, 63*
Turning and Boring Mills. See Machine Tools Turret Lathes. See Lathes under Machine. Tools Twisting Tests for Electro-Deposits on Alu-minium, 533*
Tyne River, Model of, 679*
Tyneside, Industrial, A Social Survey (Review)
497
Tyres, Railway, Standard Specification, 178
Tramway, Standard Specification, 662

U.

" ULSTER MONARCH," Cross - Channel Motor Ship, 560
Ultra - Violet Light Flourescence Cabinet
(Kelvin, Bottomley and Baird, Ltd.), 263* — — Light Tests, Roofing Materials, 423* Underdrainage, Principles of (Review), 811 Underground Communication through Earth
Strata, 445
Practice in Mining (Review), 54
Railways, • London, Reconstruction of Charing Cross Station, 268 ; Extension of Lots Road Power Station, 394 ; Recon-struction of Piccadilly Circus Station, 437
Metropolitan, Paris, Ivry Port Power Station, 569*, 603*
Tubes and Chambers, Need for Ventilation, 460
Underpinning, Steel Pipe, New York Buildings, 448*
Unemployment. See Labour
Unions, Trade. See Labour
United Electric Light and Power Co., Turbo-Generator for Hell Gate Power Station, 1*, 65*, 128*. See LETTERS, 165. See Erratum, 198
United Glass Bottle Manufacturers, Ltd., Atkinson Rotary Furnace for, 426*
United Machine Tool Co., Ltd., Vertical Milling Machine with Horizontal Spindle, 784* ; Drilling and Tapping Machine, 784
States, Agricultural Machinery Exports, 333
Alloys of Iron Research Committee,
Formation, 668
— — Collieries, Accidents in, 287
— — Dix River Hydro-Electric' Plant, 669*
External Trade of, Report, 616
Bureau of Mines, Production of Motor Fuels from Coal, 8 ; Coal-Dust Explosion Tests in Experimental Mine, 28 ; Inflam-mability off Gases and Vapours, Report, 41; Safety in Coal Mining, Handbook, 287 ; Prevention of Coal - Dust Explosions by Mud, Investigations, 444 ; Experiments in Underground Communication through Earth Strata, 445 ; Flotation of Low-Grade Bauxite, 504 ; Flow of Gases, through Beds of Broken Solids, 527 ; Gauze Heating in Miners' Safety Lamps, 595
Bureau of Public Roads. Investigations of Bond between Pile Heads and Concrete, 219
Bureau of Standards, Report, Sound Transmission through Walls and Floors, 609
Navy. See United States under Warships — — New York, High-Building Construction in, 98*
Niagara Falls, Preservation Proposals, 133*
Philadelphia Navy Yard, Dry Dock No. 3, 807*
Public Health Reports, Sewage Chlorina-tion, 62. See LETTER, 135
Railways, Placing Culvert Pipes, 100
United States Railways. See also Railways
Road Construction in, 19
— Saranac Meeting International Commis
sion on Illumination, Report, 781
Sewage Treatment with Chlorine, 62. See LETTER, 135
— — See also American
Universal Grinding Machine. See Grinding Machine under Machine Tools
Universal System of Machine Moulding and Machinery Co., Ltd., Moulding Machines, 750
Tool, Electrically-Driven, 182*
University College, London, Memorial to Sir A. B. W. Kennedy, 303
— of Illinois, Investigation of Fatigue Limit of Turbine Blading, 260 ; Investigation of Slag Erosion of Firebricks, 313
of London, Lectures on Heat Transfer in Reciprocating Engines, by Prof. A. Niigel, 59*, 179*, 279*, 466*, 626*
of Toronto, Tests of Motor-Car Engine, 37
See also Education
Usines Remy, Wygmael, Modave System of
Dust Extraction, 831*

V.

VACUA, High, Motion of Gases in, 319* Vacuum-Breaking Valves for Pipe Lines, 266*
Pump. See Pump
Valves, Anti-Vacuum, for Pipe Lines, 266*
Automatic Control, Ruths Steam Accumu-lator, 73*
Hydraulic, Automatic Control, Water-Gas Plant, Billingham, 451*, 508*
Internal-Combustion Engine, Method of Machining, 105*
Reflux, 72-in. Multiple - Door (J. Blake-borough and Sons, Ltd.), 166*
Sleeve, for Ricardo Oil Engine, 193*
Sluice, 72-in. Electrically-Operated (J. Blakeborough and Sons, Ltd.), 166*
Steam Control, 160,000-kw. Brown-Boveri
Turbo-Generator, 65*
— — Sealed, for Water-Gas Plant, 393*
Stop, Explosion from Water Hammer, 123 — and Valve Gear. See also Engines
Van der Waals Hypothesis and Modern Views, 546, 553
Vapour Condensation, Metallic, at Low Pres-sures, 699
and Gases, Limits of Inflammability, 41 Variable-Speed Gear. See Gear
Varnish-Paper Boards and Tubes, Standard, Specification, 560
Veneer Press, Hydraulic (Bergmilller Maschin-enfabrik), 322*
Venner Time Switches, Ltd., Boiler Water-Level Indicator, 115*
Ventilating and Heating Installation, Electric, Bourne and Hollingsworth's Premises, 196 Ventilation, Model Experiments in, 656*
of Underground Tubes and Chambers, 460 Viaduct, Cenarbe, Transpyrenean Railway, Via Canfranc, 784*
See also Bridges
Vibration in Beams of Non-Uniform Mass and
Section. 390
of Buildings, Research at National Physical
Laboratory, 81.1 •
Lateral, S.S. " Berengaria," 650
Problems in Engineering (Review), 635
of Roads and Structures, National Physical Laboratory Investigations, 102, 237
of Structures, Rotors, Air Screws and Turbine Discs, Model Experiments, 408
" Viceroy of India," Turbo-Electric Liner, 637*, 717*, 747*, 813* ; Feed - Water System, 120* ; Trials, 240, 816
Vickers (Aviation), Ltd., Metal Construction for Aeroplanes, 606*
Vickers-Armstrongs Ltd., Steam Accumulators at River Don Works, 73* ; Launch of Chilean Submarines, 86 ; P. M. G. Brass, 694*
Victoria Falls and Transvaal Power Co., Ltd., 60-ton Balancing Machine for, 38*
Viozone, Ltd., Pyroversum Pyrometer, 436 Viscosity Determination, Standard Method, 789 Viigele, J., A. G., Concrete Spreader for Road
Making, 292* ; Concrete Mixer, 293* Vogt, E., on Pulverised-Fuel Practice, 109.
See LETTERS, 135, 165, 673
Voorwinde Self-Trimming Grab, 198*
Vortex Dyeing Drum, Submerged-Combustion System, 265*

W

WADDINGTON, J. A. P., the Late, 651 Wages. See Labour
Wagons, Motor. See Motor Wagons ; Tractors Walcott Machine Co., Melling Cam-Turning Lathe, 215*
Walker, W., on Whitleyism in Electricity Supply Industry, 729
Walls, Air Flow Through, Investigations at Building Research Station, 223
Construction, Welland Ship Canal, 539*
and Floors, Sound Transmission through, 609
Heat Flow through, Investigations at Building Research Station, 223
Quay, Griesenwarder Basin, Hamburg, Construction, 577*
Wallasey Power Station, Pulverised-Fuel
Installation, 511*. See Addendum, 651 Walsh Island Dockyard, New South Wales,
Floating Dock for, 591*
Wanderer Werke A.-G., Drilling Machine with Hydraulic Feed, 634*
War, European. See European War
Ward, H. J., on Refrigeration on Shipboard, 248*. See 245
Warfare, Naval. See Warships
Warships :
Chilean Navy, Submarines, Launch, 86* ;
Destroyers for, 464*
Dutch Navy; Torpedo- Boat Destroyer, 704*
Warships—continued.
Flotilla Leaders and - Torpedo-Boat Destroyers, British and Foreign Navies, Development-. of, 33. See LETTERS, 276, 527, 589
French Navy, Destroyers and Flotilla Leaders, 33. See LETTERS, 276, 527, 589
H.M. Battleships " Nelson " and " Rodney," 357*. See 366
Navy, Destroyers and Flotilla Leaders, Comparisons with Foreign Navies, 33. See LETTERS, 276, 527, 589
Education of Shipwrights and Naval
Architects, 69, 95, 155, 258, 321, 401 — — Operations in Great War (Review),
306
Italian Navy, Destroyers and Flotilla Leaders, 33. See LETTERS, 276, 527 689
Trials of Destroyers, 832*. See 367 Japanese Navy, Torpedo Boat Destroyers
in, 33. See LETTERS, 276, 527, 589 Naval and Shipping Annual, Brassey's
(Review), 664
Submarines, Chilean Navy, Launch, 86*
Torpedo Boat Destroyers and Flotilla Leaders, British and Foreign Navies, Development of, 33. See LETTERS, 276, 527, 589
United States Navy, Destroyers and Flotilla Leaders, 33. See LETTERS, 276, 527, 589
— — Navy, Experimental Express Type Boiler for. 472*
See also Naval in PARAGRAPH INDEX Washer, Lymn, Water-Gas Plant, Billingham, 450*, 510*
Washing Machine for Bottles (R. Powley and Sons, Ltd.), 834*
Washington, Arlington Memorial Bridge, Model Experiments, 567*
Waste-Heat Boilers, Water-Gas Plant, Billing-ham, 450*
Steam Generators, La Mont System, 341*, 393*
Water Engineers, Institution of, Birmingham Meeting, Presidential Address, on Control of our National Water Resources, by F. W. Macaulay, 800 • Birmingham Water Works, Recent Developments, by J. W. Wilkinson, 800 ; Wenallt Reservoir, Cardiff : Special Construction Works, by G. W. Cover, 800
— Feed, Need for Elimination of Oxygen, 459
Filters. See Filters
Gas Generators, Billingham AmmonlaWorks, 348*

—* Plant, La Mont Waste-Heat Steam

Generators for, 341*, 393*
— Plant, Steam-Sealed Valve for, 393*
See also Gas
Gauges, Pneumercator, S.S. " Viceroy of India " (Kelvin, Bottomley and Baird, Ltd.), 719*
Heaters. See Feed-Water Heaters
Level Indicator for Boilers (Vernier Time Switches, Ltd.), 115*
— Mains, Metropolitan Water Board, Causes of Fractures, 146. See 238
Power. See Power, Water ; See also Hydrau-lic ; Power Plant ; Turbine, Hydraulic
Supply, Cardiff, Wenallt Reservoir, Ferro-Concrete Arch Floor, 800
Control of National Resources, 800
Gezira Irrigation Scheme, 87*. See LETTERS, 135
London, Causes of Fractured Mains, 146. See 238
London, History of, 175

— * — Rural, Report, 648

— — Scheme, Apulian Aqueduct, Italy,
Addendum, 15
See also Irrigation
Temperature Regulator (Foster Instrument Co. ), 229*
Tube Boiler. See Boiler
Turbines. See Turbines, Hydraulic ; Power Plant
Works, Birmingham, Elan Aqueduct Extension Work, 800
— — See also Water Supply and PARAGRAPH
INDEX
Waterilll, R. W., on Air Conditioning in Deep
Mines, 741
Waterways. See Rivers; Canals; Navigation,
Inland
Watford Building Research Station, 125*, 222*,
288*, 386*, 422*. See 50
Watt and Steam-Engine Improvements, 59
Wattmeters. See Electric
Wave Mechanics and the Electron, 759
Modern Developments of, 498
Electromagnetic. See Telegraphy, Wireless; Telephony, Wireless
Wavemeter, Modulated Continuous - Wave, 132
Wear, River, Steel-Arch Bridge over, 156* Wearmouth Bridge, Sunderland, Reconstruc-tion, 156*
Weather. See Meteorology
Weighing Machines, History of, 495
Weir, G. and J., Ltd., Rotary Feed-Pump, 686* ; Three-Stage Air Ejector, 686* • Condensers and Feed-Water System, g.S. " Viceroy of India," 719*. See 120*
Weir, J. G., on Modern Feed-Water Circuits, 119*. See 111
- Discharge over, Model Experiments, 657 — Movable, Mechanics of, 278*, 370*,
463
Submerged, for Preservation of Niagara Falls, 133*
Waste, Bombay Deccan Irrigation Works, 599*, 744*
Welder, Electric Spot (Siemens-Schuckert-werke A.G.), 324*
Welding, Electric-Arc, Portable Plant for East Indian Railway, 92*
(Premier Electric Welding Co., Ltd.), 226*
Premier Electric Welding Co., Ltd.), 226
Machine, Electric Resistance (Holden and Hunt), 236.
Plants, Electric (G. D. Peters and Co., Ltd.), 225* ; (A.1 Electric Welding Appliances Co.), 471* ; (Allen-Liversidge, Ltd.), 332* ; (J. H. Holmes and Co., Ltd.), 689*.
Welding, Usein Boiler Construction (Riley Bros. (Boilermakers), Ltd.), 680*
Welland Ship Canal, Canada, Reconstruction,
285*, 415*, 476*, 537*
Wells, Offset, Effect of Shutting-in, 742
Welsh Highland Railway, Diesel-Engine Locomotive for, 45*, 136*
Wemyss, Lord, Presidential Address to Institu-tion of Naval Architects, 366
\Venallt Reservoir, Cardiff, Ferro-Concrete Arch Floor, 800
Wentworth, C. K., on Geology of Dam Sites, 741 Werner and Pfleiderer Air-Loaded Hydraulic Accumulators, 354*
Weston Electrical Instrument Co., Ltd., Exhibits at Physical and Optical Societies' Exhibition, 115
Wheeler, Dr. R. V., on Flame Characteristics, Pinking and Non-Fuels, 618
Wheels, Gear. See Gears ; Gearing ; Marine Propulsion
— Grinding. See Grinding under Machine Tools
Whitaker, P., on Measuring Thickness of Hard
Cases without Sectioning, 593*. See 650 White Metal. See Alloys under Metallurgy Whiting Lake, Bombay Deccan Irrigation
Works, 255*, 743*.
Whitleyism in Electricity-Supply Industry, 729 Whitworth Scholarships, Regulations, 394 Wild-Barfield Electric Furnaces, Ltd., Electric
Furnace, Heat Treatment of Gears, 229* Wilkinson, J. W., on Birmingham Water Works,
800
Winans, K. W., on Geared Locomotives, 117* Wilson Dam, Bombay Deccan Irrigation Works, 255*, 599*, 743*, 775*
Wilson's Experiments on Supersaturated Steam, 711, 779, 791
Wilson, R. M., the Late, 780
Winch, Electric Booster (Clarke, Chapman et
Co., Ltd.), 686*
3-ton Electric (Sunderland Forge and Engi-neering Co., Ltd.), 683*
Electric, S.S. " Viceroy of India," 815*
Tree-Grubbing (Trewhella Brothers Pro
prietary, Ltd.), 194*
Wind Pressure, Research at National Physical
Laboratory, 811
on Structures, Model Experiments, 373
Tunnels See Aeronautics
Winding-Engine Controller (Bever, Dorling Co., Ltd.), 685*
Ropes, Colliery, Deterioration of, Report, 301
Windlass, Double, Electrically-Driven, S.S.
" Viceroy of India," 815*
Windmills, Model Experiments on, 407
Wine Presses, Paris Agricultural Machinery
Exhibition, 259
Winget, Ltd., Brick-Crushing Machine, 196*
Winterthur Universal Drive, Electric Locomo
tives, 161*. See 100*
Wire Ropes, Colliery Winding, Causes of
Failure, 301
Failure of Heat-Treated Wires, 461
Standard Specification, 545
Wireless Telegraphy. See Telegraphy
Telephony. See Telephony
Wishaw Blast Furnaces, Dehydration Plant, 672 Wisler, L. A., Electric Motors with Speed-Reducing Gear, 259
Witkowitz Collieries, LOffler Boiler at, 460 Wohler's Tests. See Alternating Stress under Tests (Materials)
Wolverhampton Corrugated Iron Co., Super-miser Installation for, 328*
Wood, Sir H. T., the Late, 43
Woodall-Duckham Vertical Retort and Oven Construction Co. (1920), Ltd., Becker Coke-Oven Plant, 453*, 518
Woodcock, R. R., the Late, 614
Woodruff Keys and Keyways, Standardisation of, 531
Woodworking Machinery. See Machine Tools Wool Research Association, Work of, 493 Wooley, Rev. J., and Naval Education, 97,
258, 403
Worcestershire, Holt Fleet Bridge, Reconstruc-tion, 34*. See LETTER, 135
Workmen. See Labour
Works :
Factory Building, Michelin Tyre Co., Ltd., Stoke-on-Trent, 57*, 153*
Glenfield and Kennedy, Ltd., New Heavy
Engineering Shop, 784* Metropolitan-Vickers Electrical Co., Ltd.,
Switchgear-Assembly Shop, 797*

Oxford Gas Light and Coke Co., New

Works of, 734
Steel Works, River Don, Steam Accumu-lators at, 73*
Zeiss Optical Works, Jena, 665* Workshops. See also Works ; Machine Tools World Engineering Congress, Tokyo, British Papers, 591
Ports, Cost of Coal and Oil at, 444*
Power Conference, Sectional, Barcelona,
433 ; Second Plenary, Berlin, 763
Wreck Raising. See Salvage
See Accidents
Wright, J., on the " Grid " Transmission System, 515*, 562*, 660*, 737*. See 275 Wrought Iron. See Iron
Wyatt, John, Invention of Compound-Lever Weighing Machine, 495
Wygmael. Usines Remy, Modave System of Dust Extraction, 831*

X. *

X-RAYS. See Midget; Ray8

YARROW Boilers, S.S. " Viceroy of India," 717*. See 240, 816
Yarrow and Co., Ltd., Dutch Torpedo-Boat Destroyers, 704*
Year Books. See LITERATURE INDEX
York Railway Museum, Blenkinsop Engine Relics, 360, 434, 453*. See LETTER, 527
Yorkshire, South, Coal Seam, Survey of, 709
Young, T., Centenary of, 589

ZEISS Optical Works, Jena, 665*
Zimmermann, G., Engineering Works, Jolt Squeeze Moulding Machines, 786*
Zinc Alloys. See Alloys under Metallurgy
Cadmium Solder, 208
Prices. See Metal-Price Diagrams
Resistance to Indentation, 373*. See 385"
Solution in Electric Batteries, 354. See 386
Zirconium Alloys, Electrical and Magn is Properties, 385

Grace's Guide To British Industrial History

Engineering 1929 Jan-Jun: Index: General Index

See Also

Sources of Information