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Engineering 1890 Jul-Dec: Index: General Index

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Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.
Engineering 1890 Jul-Dec: General Index.

Note: This is a sub-section of Engineering 1890 Jul-Dec: Index

Abel, Sir Frederick, Presidential Address, British Association, 287 (See Letter, Aluminium and Sodium, 311)

Aberdeen Breakwater, 616, 77’2

Abingdon and Louth, Boiler Explosions at, 219

Abrasion, Coefficient of, as Absolute Measure of Hardness, 445

Absorption Dynamometer, An Automatic, 62

Acceleration of Trains to Scotland, 18, 169, 248

“ Achbron,” The French Armoured Cruiser, 694

Act, Boiler Explosions, 588

Act, Boiler Explosions, 1882, Amendment of the, 332

Act, The Directors’ Liability, 106, 224

Act, The M‘Kinley Tariff, 430, 523, 582

Acts, The Factories, 346

Action of Semi-Permeable Membranes in Electrolysis, The, 421

Action of Steam Digging, The Mechanical, 367

Action of Tides on Estuaries, The, 237

Additions to the Navy in 1890, 730

Address of the President of the American Society of Civil Engineers, 276

Address of the President of the British Association, Sir Frederick Abel, 287

Address of the President of the Mechanical Science Section of the British Association, Captain Noble, 299, 322, 350

Addy, Mr. George, on Milling Cutters, 542, 676 (See 702)

Admiralty Coefficient Formulas, The Correct Form of the, 76

JStna Works, The, 168

Agricultural Implements, Smithfield Show, 699

Ainley-Oakes Square Drilling Machines, The, 78

Aire and Calder Navigation, The, 182

Alignment of Dunmail Raise Tunnel, 80

Alloys of Nickel and Iron, Magnetic Properties of, 293

Alternate Current Dynamos, 187

Alternate Currents, 418

Alternating Current Induction, Phenomena of, 144, 202

Altmann-Kuppermann Petroleum Motor, The, 454

Aluminium Alloys by the Heroult Process, 430

Aluminium Bronze for Artillery and Small Arms, 301 (See Paragraph, 336)

Aluminium in the Drawing Press, 263

Amendment of the Boiler Explosions Act, 1882, 332

America, Armour Plate Trials in, 402, 491

America, The Iron and Steel Institute in, 163,286 (See Iron and Steel Institute)

America, Production of Pig Iron in, 431

America, Strikes in, 226

American Bridges, Some New, 401

American Cruisers “ Maine ” and “ Boston,” 465

American and English Trusts, 255

American Institute of Mining Engineers, The 498, 531, 559

American Mines and Manufacturing Centres, Distances between, 317

American Population, 259

American Railroad Phrases, 195

American Railway Statistics, 194

Ameiican Shipping and Shipbuilding, 283

American Society of Civil Engineers, The, 238 274, 316

American Society of Mechanical Engineers (See Mechanical Engineers, American Society oj)

American Trade, English Ports for the, 226

American Warships, New, 199

“ Amiral Baudin,” The French Barbette Ironclad, 25

“ Amiral Duper£,” The French Turret Ship, 398

Amsler’s Recording Dynamometer, 497

Analysis of Fats, Some Points on the, 449 (See

Erratum, 496)

Angle Shears, 243, 623

Apatite in Sweden, 317

Argentine Cruiser “ 25 de Mayo,” The, 579 (See

Letter, 601)

Armour-Clad Forts, The Canet System of, 596

Armour-Plate Trials in America, 402, 491

Armoured Barbette Ship “ Formidable,” The, 126

Armoured Ships, French (See French Navy}

Armoured Turret and Gun Mounting; Canet

System, 511, 538

Armstrong, Mitchell, and Co.’s Heavy Plate

Edge and Butt Planing Machine, 627

1 Artillery, Modern French : 4

Armour-Clad Forts, 597

Armour Turret and Gun Mounting, 511, 538

Bores of Guns, Apparatus for Examining, 685

Breechloading Mechanism (Canet), 653

Breechloading Mechanism of Quick - Firing

Guns, 297

British Service Howitzers, 139

Canet System, Details of, 745

Canet System, Mortars and Howitzers, 63, 93, 139

Carriages (Coast Gun) with Hydraulic Brakes, 566

Carriages for Mortars and Howitzers, 139

Carriages of “ Pelayo ” (Spanish Cruiser) and

French Ships “St. Louis” and “Courbet,” 715

Carriages for Quick-Firing Guns, 239

Cast-Iron Guns, 626

Coast Gun Carriages with Hydraulic Brakes, 566

“ Courbet” (French Ship), Gun Mountings on, 719

Electrical Training Gear for Quick-Firing Guns, 269

Forts, Armour-Clad, 597

Gun Carriages, 358, 384, 414, 475

Gun Mounting Machinery, 511, 538

Howitzers and Mortars, Canet System, 63, 93, 139

Hydraulic Brakes for Coast Gun Carriages, 566

Inspecting Apparatus and Sights, 685

Manceron’s Apparatus for Examining the Bores of Guns, 685

Mortars and Howitzers, Canet Sj stem, 63, 93, 139

Mounting, Armour Turret and, 511, 538

Naval Gun Carriages, 475

Naval Guns and Carriages, 653

“ Pelayo,” Gun Carriages of Cruiser, 715

Quick-Firing Guns, Canet System, 153, 207, 239, 269, 297

Siege and Garrison Guns (Forges et Chantiers de la Mediterran^e), 4

Siege and Garrison Guns, French and English Mountings Compared, 34

“ St. Louis” Guns, Mountings of French Ship,

Artillery and Small Arms, Aluminium Bronze for, 301 (See Paragraph, 336)

Asbestos-Packed Stop Valve, Robinson’s, 467

Asquith’s Double Planing Machine, 544, 581

Assessable Valuation of the Forth Bridge, The,

Association, Manchester Steam Users’, 27 (See

Letters, Boiler Explosions and Boiler inspection) J

Association for the Promotion of Technical ana

Secondary Education, The National, 198 Atlantic Passages. (See Transatlantic) Auditorium, Chicago, The, 507 August Weather, 285

Australia, Railway Commissioners in, 466

Automatic Sprinklers, Determination of the

Sensitiveness of, 39

Automatic Steam Stop Valve, Jeffrey’s, 86

Automatic Switch, Newton and Hawkins’, 377

Automatic Torpedoes, 573, 628, 740, 772

Babcock and Wilcox Boiler, Trial of a, 53, 738 (See Letters)

Baker’s Hydraulic Dredger, 524 (See Letters)

Balloons for Naval Purposes, 493

Band Saw for Large Logs, Ransome’s, 215

Barbette Ironclad, “ Amiral Baudin,” The French, 25

Barbette Ship “ Formidable,” The French Armoured, 126

“Barham” and “Bellona,” H.M.SS., Boilers and Engines of (Messrs. Hawthorn, Leslie, and Co.), 628, 705 (See Letters)

Barnaby, Sir Nathaniel, on Protection of Ships, 703

Barnsley, The Electric Light at, 77

Barrel Chlorination, The Thies Process of, 145

Barrow’s Screwing and Turning Machines

(Messrs. T. Shanks and Co.), 310

Batoum, The Port of, 581

Battleships in Spain, Building, 317

Baxter’s Triple-Expansion Engines Driving

Three Screws (Messrs. Cox and Co., Falmouth), 484

Beam Bending, 623

Bearing for Shafts, Lister’s Roller, 377 (See

Letters, Lubricating Shafting)

Bearings, Wood’s Journal, 261

Belaja River, Bridge over the ; Samara-Ufa Railway, Russia, 41, 95

“Bellona” and “Barham,” H.M.SS., Boilers and Engines of (Messrs. Hawthorn, Leslie, and Co.), 628, 705 (See Letters)

Belts or Donkey Engines? 244

Ben Nevis Observatory, 422

Bessemer, Alabama, The City of, 212

Bethlehem Iron Works in Pennsylvania State, The, 242

Bevelling Machine, 623

Bilbao Shipbuilding Works, 317

Bill, The Mines Eight Hours, 761

Birmingham, The Electric Lighting of, 289

Birmingham and Mersey Canal, The Proposed, 372

Blast Furnacemen’s Strike in Scotland, 429 (See also Paragraphs)

Blast Furnaces at Sheffield, Alabama, 486

Blast Nozzle, Macallan and Adams’ Variable, 21G

Bleaching by Electrolysis, 259

“ Blenheim,” Launch of II.M.S., 48

Blyth and Whitby, Shipbuilding in 1890, 768

Board of Trade Regulations for Electric Supply Companies, 490

Boat Davits, Rees’, 367

Boat-Lifting Apparatus, Duinker’s, 111

Boats, A System of Inclined Plane for, 186, 263

Boiler and Engine Works, Brightside, 168

Boiler Experiments, Steam, 1, 59, 122, 591

Boiler Explosion at Bury, 689

Boiler Explosion, A Curious Locomotive, 332

Boiler Explosion at Denton, 289

Boiler Explosions Act, 588

Boiler Explosions Act, 1882, Amendment of the, 332

Boiler Explosions at Louth and Abingdon, 219

Boiler Explosions in 1889; Report of Mr. E. B. Marten, 83

Boiler Furnace Bridge, Phillips and Archer’s Movable, 201

Boiler, Knap’s Water Tube ; Root’s System, 484

Boiler, Lentz’s Stayless Locomotive, 724

Boiler, Trial of a Babcock and Wilcox, 53, 788 (See Letters)

Boiler Tubes, The Serve, 306, 490, 523

Boilers and Engines of H.M.SS. “ Bellona” and “ Barham” (Messrs. Hawthorn, Leslie, and Co.), 628, 705 (See Letters)

Boilers and Engines of the s.s. “ Kaiser Wilhelm IL,” (Vulcan Works, Stettin), 126, 188 (See Letters, Boiler Construction Defective)

Boilers, Marine, Prepared Sea-Water for, 401

Boilers, Steam Launch, The Safety of, 342

Boilers and Triple-Expansion Engines of the Russian Ironclad “Sinope,” (Messrs. R. Napier and Sons), 81

Boilers, Yarrow’s Tubular Stay for, 544

Bolivia, The Mineral Resources of, 31

Booth's Boiler Flue Flanging Machine, 754

“ Boston,” American Cruiser, 465

Brake, The Simplex, 306

Brake Trials in Australia, 612

Brake Trials in India, 315

Brake, The Westinghouse Quick-Acting, 227, 460

Brashear, J. A., on Modern Measurements and Manipulations, 112

Brake, The Vacuum (See Letters)

Brassey’s “Naval Annual,” 512

Brewers’ Exhibition, The, 491

I Bridge for Boiler Furnaces, Phillips and Archer’s Movable, 201

I Bridge, The Great Western Road, Glasgow, 231

Bridge, The New York and Brooklyn, 373, 478

Bridge over the Ohio River, The Chesapeake and

Ohio, 660

Bridge, The Poughkeepsie, 465

Bridge over the River Belaja; Samara-Ufa Railway, Russia, 41, 95

Bridge Span, Erection of a Large, 373

Bridge, The Washington, 478

Bridges, Some New American, 401

Bridges, The Lansdowne and Chittravati, 690

Bridges, Long Span, 734

Bridges, Masonry Skew, 238

Bridgewater Ship Railway Scheme, 618

Brigntside Boiler and Engine Works, 168

Briquette-making Machine, Stevens’s, 291

British Association, The : 225, 286

Cardiff Meeting, 449

Chemical Papers, 445

Economic Section, The, 343

Mechanical Science Section, The, 299, 385

Mechanical Section. President’s Address by

Captain Noble, 299, 322, 350

Physical Papers, 359

Presidential Address by Sir Frederick Abel, 287 (See Letter, Aluminium and Sodium, 311)

On the Victoria Torpedo, by Mr. G. Read Murphy, 246, 301 (See Letters)

---Tr Ac«nriATioN, Tub—continued,

B On an^ydraulic Steam Lifeboat, by Mr. J. F. AGAhmi?nium Bronze for Artillery and Small ° AnXMn J- Dagger, 3C1 (See Paragraph, n^Ame New Telemeters and Range Finders, °by Professors Barr and Stroud, 302 (See a L*itua’ries6 Report of Committee, 303 a rranhic Methods, Report of Committee, 303 An ^he Manufacture of Netting from Sheet ° Mntal by Mr. J. F. Golding, 303 n Cable Tramways, by Mr. W. N. Colam, 304 On the * Serve” Tube, by Mr W. B. Marshall, On°the Simplex Brake, by Mr.W. B. Marshall, nn°the Thorne Type-Composing Machine, by 1 ° Mr J Southward, 306

An the’ Pneumatic Distribution of Power, by Onprofe9sor A. Lupton 306

Oil the Construction of Sluices for Rivers, by On^he RaiyanS Escape and Impounding Re-° servoir Middle Egypt, by Mr. Cope White-

307

On some Assets of Competition, by Professor Alfred Marshall, M.A., 343

nn Modern Forms of Industrial Combination, ° by Professor A. T. Hadley, 344

a., Co-oneration, by Mr. Benjamin Jones, 345

On the Probable Effect on Wages of a General Reduction in the Hours of Labour, by Prof. TEC Munro, LL.D., 345

On’the Factories and Workshops Acts, Past °naDd Present, by Mr. GILL Richards, 346 On Modern Changes in the Mobility of Labour, by Mr. H. Llewellyn Smith, 346

On Science in Elementary Schools, Report of OnC°t'he ’Drawbacks of Modern Economic Progress by Mr. E. L. K. Gonner. 317

On Pure Mathematics, by Dr. Glaishor, 359 On Electro-Optics, Report of Committee 361 On Refraction and Dispereion in Certain Metals, by Professor Du Bois, 361

On Contact Electricity and the Multicellular Electrometer, by Sir William Thomson 361

©n some New Vacuum Joints and Taps, by Mr.

W. A. Shenstone, 362 _

On High Vacua, by Mr. Swinburne,362

On a Lantern for Class Room Work, by Pro-feasors Barr and Stroud, 362

On Defective Colour Vision, by Lord Rayleigh, On6the Size of Drops falling from a Tube, by

Mr. W. Binnie, 363

On Recent Determinations of the Ohm, by Mr. Glazebrook, F.R.S., 363 t

On Suggestions towards a Determination of the Ohm, by Professor Jones, 363

On a New Electric Meter, by Sir William

On theLineff Tramway System, by Mr. Gisbert 0 ^Alternating versus Continuous Currents in

Relation to the Human Body, by Messrs. H. N. Laurence and A. Harries, M.D., 3»o

On Electric Lighting and Fire Insurance Rules, by Mr. Wilson Hartnell, 387

On Secondary Batteries, by Mr. W. J. »• Barber-Starkey, 388 . ~ .

On Telephoning through Submarine Cables, by Mr. W. H. Preece, 389

On the Column-Printing Telegraph, by Mr. F. Higgins, 389 ,

On Heavy Lathes, by Mr. Arthur Greenwood, 389

On Factors of Safety, by Mr. W. Bayley Marshall, 389 , .. . m^c.4.

On the Measurement of Elongation in lest Samples, by Mr. J. H. Wicksteed, 392

On a Mechanism for Giving Vertical Motion, y Professor Barr, 393 , .

On Alternate Currents in Parallel Conductors of Homegeneous or Heterogeneous buo-stance, by Sir William Thomson, 418

On Anti-Effective Copper in Parallel uoiiea Conductors for Alternate Currents, by bir William Thomson, 418

On the Molecular Theory of Induced Magnetism,by Professor Ewing, 419

On Experiments to Determine W ave A elocity in Certain Dielectrics, by Professor Trout ,

On a Method of Determining in Absolute Measure the Magnetic Susceptibility or D magnetic and Feebly Magnetic Solid., 5 Sir William Thomson, 420 .

On the Tension of any Water Surface Clean ana Contaminated by the Method of Ripples, ? Lord Rayleigh, 420 .

On Electrolysis, Report of Committee, 4-0 On the State of our Knowledge of Flectroly sis and Electro-Chemistry, by Mr. uhaw, 4-U

On the Action of Semi-Permeable Membranes in Electrolysis, by Professor Oswald,

On the Present Position of the Hydrate Theo y of Solution, by Mr. Pickering, F.R.S., ;

On Molecular Refraction of Substances in solution, by Dr. Gladstone, 422

On the Ben Nevis Observatory, Report of co mittee, 422 , _

On Tidal Observations in Canada, Report o Committee, 422 .. A. Dpr

On Comparing and Reducing Magnetic Oos. vations, Report of Committee, 422

On Earthquake and Volcanic Phenomena Japan, Report of Committee, 422 _, .

On the Meteorological Observatory on mo > Bianc, by Mr. A. L. Rotch, 422 .

On Spectra of Elements and the Constitutio of the Sun, by Professor Rowland, 423

On Regional Magnetic Disturbances ini w United Kingdom, by Professor Rilcker, 4-d

On Magnetic Perturbations in France, by 1 ro-fessor Mascart, 423 .

On Instantaneous Photographs of WatcrJets, by Lord Rayleigh, 423 ... ^

On Electrical Standards, Report of Committee, 414

British Association, The-continued.

On Variation in some Standard Resistance Coils, by Mr. Glazebrook, F.R.S., 444

On the Comparison of a Platinum Thermometer with some Mercury Thermometers, by Mr. R. H. Griffiths, 444

On some Standard Air Condensers, by Messrs. Glazebrook and Muirhead, 444

On the Specific Resistance of Copper, by Mr. Fitzpatrick, 444

On the Character of Steel for Permanent Magnets, by Mr. Preece, 444

On Oxidation and the Magnetic Properties ol Manganese Steel, by Mr. L. T. O’Shea, B.Sc., 445

On Testing Iron, by Messrs. Swinburne and Bourne, 445

On Molecular Phenomena Attending the Magnetisation of Iron, Report of Committee, 445 On Electrical Oscillations, by Professor Trowbridge, 445

On Electrostatic Forces between Conductors Carrying Currents, by ProfessorO. Lodge, 445 On a Coefficient of Abrasion as Absolute Measure of Hardness, by Professor Trouton, 445

On Fluorspar for Optical Instruments, by Professor Sylvanus Thompson, 445

On a New Direct Reading Photometer, by Mr. Frederick Varley, 445

On Priestley, Cavendish, and Lavoisier, by Professor Thorpe, F.R.S., 445

On the Methods of Teaching of Chemistry, Report of Committee, 446

On the Development of the Coal Tar Colour Industry, by Dr. Perkin, F.R.S., 448

On Unburned Gases of Gas Stoves and Burners, by Mr. William Thomson, F.R.S.E., 448

On the Vulcanisation and Decay of India-Rubber, by Mr. William Thomson, F.R.S.E., 448

On the Ignition of Explosive Gaseous Mixtures, by Dr. G. S. Turpin, 448

On the Rate of Explosion of Hydrogen and Chlorine, by Professor Dixon, F.R.S.E., 448

On some Points on the Analvsis of Fats, by Mr.

T. Lewkowitsch, Ph. D., F.C.S., F.I.C., 449 (See Erratum, 496)

On Recent Investigations on the Gases Held in Solution by the Sea Water of the Skagerack, by Dr. O. Petterson, 449

On the Measurement of Strains, by Mr. A. Mallock, 614

British Colonies, The Mineral Riches of, 459, 698

British Corporation for Survey and Register of Ships, 668

British Railway Statistics, 370

Brooklyn Bridge, 478, 373

Brooklyn Navy Yard, The, 218, 465

Bucknill, Colonel J. T., on Submarine Mines, 566, 642, 658 (See Letters)

Building Battleships in Spain, 317

Burr, W. IL, on Bridge over Ohio, 660

Burrell’s Single-Crank Compound Traction Engine, 675

Bury, Boiler Explosion at, 689

Bush, Thomas’s Concentric Wedge, 377

Cable v. Locomotive Haulage on Brooklyn Bridge, 373 (See also 478)

Cable Tramways, 304

Caissons, Ship, 674

Calorimeter, A Universal Steam, 89

Calumet and Hecla, and Tamarack Copper Mines, The, 256, 553

Cambridge, Engineering at, 78

Cammell’s Armour Plate Trials in America, 380, 402, 491 (See Letters, Armour Plates)

Canada, Tidal Observations in, 422

Canal Boats, 183

Canal Congress, The International : 134,166 Miscellaneous, 274

On the River Weaver Navigation, by Mr, J. A. Saner, 166,181

On the Aire and Calder Navigation, by Mr. Bartholomew, 182

On the Reorganisation of the Marie Fluvial System, by Mr. D. Hoerschelmann, 182

On the Volga Navigation, by Mr. V. E. de Timanoff, 183

On Canal Propulsion, by Aiderman W. H. Bailey, 183

On Deep Locks, by Mr. Fontaine, 186

On a System of Inclined Plane for Boats, by Mr. A. Flament, 186, 263

On the Present Condition and Development of Inland Waterways, by Mr. Henry John Marten, 186, 204, 221

On the River Weser Improvements, by Herr Franzius, 208

On the Design, the Final Location, and the Current Progress of the Nicaragua Canal, by Mr. A. G. Menocal, U.S.N., 208 (See also

749)

On the Centenary of a Scotch Canal, by Mr. J. Law Crawford, 237

On the Action of Tides on Estuaries, by Professor Osborne Reynolds, 237

On the Forth and Clyde Direct Route Ship Canal, by Mr. J. Law Crawford, 237

On the Manchester Ship Canal, by Mr. E. Leader Williams, M.I C.E., 264, 274 (See also 77, 633, 664, 754)

On Dredging Plant, by Mr. A. C. Schonberg,

272

On the Physical Conditions Affecting Tidal Rivers and the Principles Applicable to their Improvement, by Mr. L. F. Vernon Harcourt, 273

Canal, The Forth and Clyde, 237

Canal, The Manchester Ship, 77, 264, 274, 633, 664, 754

anal, The Nicaragua, 208, 749

ana), The North Sea Baltic, 21

anal, The Proposed Birmingham and Mersey, 372

anal, The Saulte Ste. Marie, 2^9

anal Works, The Manchester Ship, Flooding of

the, 633

mals, Steam Propulsion on, 183

wet Guns (See French Artillery, Modern) met System of Armour-Clad Forts, The, 596 irdew’s Earthing Device, 544

C^dMndi?CatorOf119e Br‘ti8h As8ociation> 449

CaJriaKi1^’^8’ ^'cock’s Railway, 124

'for Making Larg^’^?^ Cha,len 8 Machinery Cast-Iron Guns, 626’

Cast Iron, Testing, 19

“d LaVoisier> 445

Centenary of a Scotch Canal, The, 237

C 218 Gold-Extracting Process, Jordan’s, ^Lecters)* PU“P’ The Inventor of ^e, 670 (See Ce‘‘CoHiJ?TPing ,EnSines the s.s.

voiumbia (Tangyes ), 44

^BiVkuffiead^o ?Wnes ’ Wallasey Dock, mi Ki nnead (GWynne’s), 755

Ce'sa" onofVr^i?"0;11"Huntington’s,424 490 ;<s° Q X< ? Erocinotion in Scotland, The,

GhaJr 8AfC(?n®’ Some ExPerience8 with, 21

The, 765 lg at thG K°yal Sch001 of Mines,

Chapin Mine, 552

Charges and Rates, Railway, 223

Cheap Railway Construction, 275

ChlSvPX8Tat Briti8h A^ociation, 445 vmemistry, The Teaching of, 446

C R8vePr,aThe,a66d0 °hi° B"dge a°r°88 the Ohio

C12°4^2O 5S4efiK7tiR-7noal-?xhibition of 1893> The> z, 402, 554, 667, 678, 709, 731

Chicago, A New Sanitary Scheme for, 509 4Qi1C/acF0’ T United States Man-of-War, 216, 431 (See Letter, 427)

C^1nfig°’ Vi8it Of the Iron and Sfceel institute to, OvO 1

Chimney Draught, 63

Chittravati and Lansdowne Bridges, The, 690

Chiyoda, The Japanese Cruiser, 423

Chlorination, Barrel, The Thies Process of, 145

Chlonne and Hydrogen, Rate of Explosion of,

448 1 ’

City of Bessemer, Alabama, The, 212

City of New York ” and “ Teutonic,” The, 285 (See 1 ransatlantic Record)

“ City of Paris’’(See Transatlantic Record)

City of Pittsburg, The, 482 '

City of Pullman, The, 510

" oif Richmond,” Indicating the Engines of uIlCj ZJL

City and South London Railway, The, 550, 757

Sty.0* th? West, The Queen (Cincinnati), 149

97/t . ameers, The American Society of, 238, 2/4, 316

Civil Engineers in India, 133, 164

Civil Engineers, The Institution of :

On Steam on Common Roads, by Mr. John McLaren, A.M.I.C.E., 613

On the Vibratory Movements of Locomotives, and on Timing Trains and Testing Railway Tracks, by Mr. John Milne, F.R.S., and John McDonald, 644

On the Lansdowne Bridge over the Indus at ?ukkur> by Mr. F. E. Robertson, M.I.C.E., 690 1

On the New Chittravati Bridge, Madras Rail-way, by Mr. Ed. W. Stoney, M.I.C.E., 690

Subjects for Papers, Session 1890-91,452

Class-Room Work, A Lantern for, 362

Cleaning Coal, 74, 289

Cleveland (See Notes from Cleveland)

Club Trains from London to Berlin and other Continental Towns, 554

Clyde Coast Service, The, 42 (See Letters, s s.

“ Cobra” 70, and Marine Engine Economy. 71)

Clyde and Forth Canal, The, 237

Clyde New Steamers, 42, 70, 71

“ Clyde,” s.s., The Royal Mail Steam Packet Company’s (Messrs. R. Napier and Sons, Glasgow), 366 ’

Clyde Steel Works, The, 123

Coal Cleaning, 74, 289

Coal Mines, The Mechanical Engineering of, 135

Coal Mining in Belgium, 703

Coal Mining in New South Wales, 459, 763

Coal Tar Colour Industry, Development of the, 448

Coal Washing in Yorkshire, 289

Coast Defence Armour-Clad “Fusde” The French, 187

Coast Gun Carriages with Hydraulic Brakes, 566

Cockburn Dredging Crane and Grab, The, 393 (See Erratum, 435)

Coefficient of Abrasion as Absolute Measure of Hardness, 445

“ Colbert,” French Central Battery Ironclad, 454

Cold Air Machine for the s.s. “Maori King”

Hall’s Duplex, 543 (See Erratum, 572)

College Courses, Engineering, 399

College, Sibley, and Cornell University, 210

College, The Technical, Finsbury, 591

“ Colliers”—Past and Present, 719

Colonies, British, The Mineral Riches of, 459, 698

Colorado, Irrigation Canals in, 432

Colour Vision, Defective, 363

“Columbia,” s.s., Centrifugal Pumping Engines for the (Tangyes’), 44

Columbian Exhibition, The, 2, 402 554, 667, 678 709, 731

Column-Printing Telegraph, The, 389

Combination, Industrial, 344

Commissioners of Inland Revenue and the Institution, The, 165

Common Roads, Steam on, 613

Companies, Winding-Up, 47

Company, The John Cockerill, 765

Comparing and Reducing Magnetic Observations, 422

Competition, Some Aspects of, 343

Competition in the Shipping Trade, Foreign, 48

Competitive Examination, Physical Tests in, 639

Compound Direct-Acting Self-Governing Pumping Engine, Tyler’s, 528

Compound Locomotive for the London and North-Western Railway, 99

Compound Ophthalmic Refractometer, Fournet’s, 66

Compound Traction Engine, Burrell’s SingleCrank, 675

Compound Vertical Engine, 68

Compressed Air Flying Machine, Hargrave’s, 769 (See Letter, 758)

Compressed Air Hospital, A, 48

Compressed Air for Power Distribution, 306, 409

Concentric Wedge Bush, Thomas’s, 377

Condensers, Alternate Current, 771

Conductors Carrying Currents, Electrostatic Forces between, 445

Congress at the Chicago Exhibition, Proposed International Engineering, 554

Congress, The International Canal (See Canal

Congress, The International)

Congress, The Trades Union, 313

Consolidated Gas Company, The Works of the, 478

Constitution of the Sun and Spectra of Elements, 423

Construction, Cheap Bailway, 275

Contact Electricity and the Multicellular Electrometer, 361

Co-operation, 345

Copper Corner, Sequel to the, 195

Copper, Deposited, 46

Copper, Electrically Deposited, 21

Copper Mines, The Calumet and Hecla, and Tamarack, 256, 553

Copper Mining District, American, 553

Cordite, Experiments with, in Armstrong’s Quick-Firing Gun, 466

Cornell University and Sibley College, 210

Correct Form of the Admiralty Coefficient Formulas, The, 76

Cost of Steel, The, 228

Counter, Snelgrove’s, 602

Countersinking Machines, 444

Crane Chains, Some Experiences with, 21

Crane and Grab, The Cockburn Dredging, 393 (See Erratum, 435)

Crane Jibs, 243

Crane, Smith’s Locomotive Steam, 575

C<-ane, Wharf, Davis and Primrose’s 40-Ton, 279

Cross-Sections in Rock-Cuttings, Taking, 239

Crossley’s 30 Horse-Power Gas Engine, 603

Cruiser “ Achdron,” The French Armoured, 694

Cruiser for the American Navy, Triple-Screw7, 493

Cruiser “Chicago,” U.S., 216, 431 (See Letter, 427)

Cruiser “25 de Mayo,” The Argentine (Messrs.

Armstrong, Mitchell, and Co.’s), 579

Cruisers “Maine” and “Boston” (American), 465

Cuba, The Iron Mines of, 763

Cupola, with Receiver, The Stewart “ Rapid,” 662

Cutters, Milling, 542, 676, 702

Danish Ice-Breaking Steamer, A, 109

Danish Rifle, New7, 48

Dannemora Steel Works, The, 122

Davis Island Dam, 479

Davis and Primrose’s 40-Ton Wharf Crane, 279

Davits, Rees’ Boat, 367

Deceased Members of the Iron and Steel Institute, Tribute to, 612

Deep Locks, 186

Deep Tunnel Railways, 549 (See also 550,757)

Defective Colour Vision, 363

De la Vergne Refrigerating Works, The, 478

Denton, Boiler Explosion at, 289

Deposited Copper, 46

Desiderata in a Punching Machine, The, 244

Detector, An Excess Current, 28

De Tunzelmann, G. W., on Finsbury Technical College, 591

“ Devastation,” The Central Battery and Barbette Ironclad, 585

Development of the Coal Tar Colour Industry, 448

Diagrams of Three Months’ Fluctuations in

Prices of Metals, 556, 672

Dielectrics, Wave Velocity in, 419

Digging, Steam, The Mechanical Action of, 367 (See Letters)

Direct-Reading Photometer, 445

Directors’ Liability Act, The, 106, 224

Disinfector, Taylor’s Automatic, 373

Dispersion and Refraction in Certain Metals, 361

Disposal of Surplus, 1851 Exhibition, 224

Distances between American Mines and Manufacturing Centres, 317

Distribution of Power, Compressed Air for the, 409

Distribution of Power at Niagara, 77 (See also 355, 449, 473, 505, 535, 563)

Distribution of Pow7er, Pneumatic, 306, 409

Dividing Appliance for Milling Machines, 111

Dock, The Simpson Dry, Brooklyn, 218 (See also 463)

Dock at Southampton, New Tidal, 308

Donkey Engines or Belts? 244

Donkin, B., Jun., Steam Boiler Experiments, 1, 59, 120, 591

Double-Ended Punching Machine with Z-Iron Cutters, Smith’s, 126

Double Planing Machine, Asquith’s, 544, 584

Dover Breakwater, 616, 772

D’Oyly Carte’s New Theatre, Electric Lighting

Installation at, 128

Drake and Gorham’s Safety Fuzes, 645

Draught, Chimney, 63

Drawbacks to Economic Progress, 347

Drawing Press, Aluminium in the, 263

Dredge, Mr. James, on Chicago Exhibition, 678, 709 (See also Chicago Exhibition)

Dredge, Mr. James, Holley Memorial Statue ;

Inaugural Address, 433, 469, 478, 500

Dredger, Baker’s Hydraulic, 524 (See Letters)

Dredger for the Manchester Ship Canal, 77

Dredging Crane and Grab, The Cockburn, 393 (See Erratum, 435)

Dredging Plant, 272

Drill Grinder, Phillips’s Twist, 674

Drill, Rock, M'Culloch’s “ Rio Tinto,” 321

Drilling Machine, Lister’s Improved, 585

Drilling Machines, The Ainley-Oakes Square, 78

Drilling Machines, Improved Universal, 189

Drilling, Punching, and Shearing, 177

Drops, Size of, Falling from a Tube, 363

Dry Dock, The Simpson, Brooklyn, 218 (Sec also 463)

Duinker’s Boat-Lifting Apparatus, 111

Dunmail Raise Tunnel, Alignment of, 80

Duplex Wheel Lathe, Earnshaw’s, 599

Durability of Lubricants, The Measurement of, 20

Duty Trials of Pumping Engines, A Standard Method of Conducting, 38

Dynamometer, Amsler’s Recording, 497

Dynamometer, An /Automatic Absorption, 62

Dynamos, Alternate Current, 187

Earnshaw’s Duplex Wheel Lathe, 599

Earthing Device, Cardew’s, 514

Earthquake and Volcanic Phenomena in Japan, 422

Eaton, E. M., on Sheffield Water Works, 138, 173 (See Letters, Corrosion of Pipes)

Economic Progress, Drawbacks to, 347

Economic Section of the British Association, The, 343

Economy of Small Engines, The, 577 (See Erratum, 602)

Edinburgh Exhibition, The Failure of the, 526 (See Paragraphs)

Edinburgh Exhibition, Ship Railway at, 618

Education of Engineers, The, 103, 253 (See Letters)

Education, The National Association for the

Promotion of Technical and Secondary, 198

Efficiency of Locomotives, The, 35

Egleston, T., on Barrel Chlorination, 145

Eight-Coupled Goods Locomotive for the

Southern Railway of Italy, 529

Eight Hours Bill, The Mines, 761

Electric Currents and the Human Body, 165, 386

Electric Engineering, The Prospects of, 697

Electric Exhibition, The Frankfort International, 68

Electric, Gwinnett’s Swivel Union, 662

Electric Lighting :

Board of Trade Regulations for Electric Supply Companies, 490

Dynamos, Alternate Current, 187

Earthing Device, Cardew’s, 544

Electric Exhibition, The Frankfort International, 68

Electric Light at Barnsley, The, 77

Electric Lighting of Birmingham, The, 289

Electric Lighting and Fire Insurance, 387

Electric Lighting Installation at Mr. D’Oyly

Carte’s New Theatre, 128

Electric Meter, A New, 385

Electricity in Glasgow, 372

Excess Current Detector, 28

Fire Office Rules for Electric Lighting, 369

Fuzes, Drake and Gorham’s Safety, 645

Secondary Cells, 388, 706

Switch, Newton and Hawkins’ Automatic, 377

Switchboards for the Leeds Municipal Building, Hartnell’s, 645

Electric Locomotives, 274

Electric Meter, A New, 385

Electric Motors for Street Railways, 317

Electric Spark, Photographing the, 142

Electric Supply Companies, Board of Trade Regulations for, 490

Electric Traction, The Lineff System of, 385

Electric Tramway, The Southend, 259

Electric Welded Projectiles, 259

Electrical Oscillations, 445

Electrical Standards, Committee on, 444

Electrical Units—The Ohm, 363

Electrically Deposited Copper, 21, 46

Electricity, Contact, and the Multicellular Electrometer, 361

Electricity, Execution by, 165 (See also 386)

Electricity in Glasgow, 372

Electricity, The Working of Railroads by, 38

Electro-Deposition of Platinum, The, 432

Electrolysis, 420

Electrolysis, Bleaching by, 259

electromagnetic Radiation, The Measurement of, 28

Electro-Optics, 361

“ Electrophonoscope,” The, 47

Electrostatic Forces between Conductors Carrying Currents, 445

Elementary Schools, Science in, 347

Elevating Deck Ferry Steamer “ Finnieston”

The Patent, 276

Ellicott, Ensign John M., United States Navy, on Automatic Torpedoes, 573, 628, 740, 772

Endowment of Research, The, 224

Engine and Boiler Works, Brightside (Messrs.

Hawksley, Wild, and Co.’s), 168

Engine, Compound Vertical, 68

Engine, Gas, Crossley’s Thirty Horse-Power, 603

Engine Governors, 59

Engine, The Marine, 587

Engine Performances, Steam, 669

Engine, Pumping, Tyler’s Compound Direct-

Aoting Self-Governing, 528

Engine, Reversing Rolling Mill, at the Works of Fried. Krupp, Essen, Germany, 277

Engine and Shipbuilding Works, Fairfield, Extension of, 336, 393, 485, 599, 687

Engine, Tangyes’ Horizontal Triple-Expansion 644

Engine, Traction, Burrell’s Single-Crank Compound, 675

Engine, Winding, at the Wingate Grange Colliery, 451

Engineering at Cambridge, 78

Engineering of Coal Mines, The Mechanical, 135

Engineering College Courses, 399

Engineering Congress at the Chicago Exhibition

Proposed International, 554 ’

Engineering, Electric, The Prospects of, 697

Engineering, Marine, and Shipbuilding in 1890

766 ’

Engineering in the Navy, Subordination of, 164

Engineering Works in the West Highlands, Proposed, 317

Engineers, Civil, The American Society of, 233

274, 316 ’ ’

Engineers, The Education of, 103, 253 (See Letters)

Engineers in India, Civil, 133, 164

Engineers, The Institution of Civil (See Civil

Engineers, The Institution of)

Engineers, The Society of German, 259, 288

Engines, Baxter’s Triple ■ Expansion, Driving

Three Screws (Messrs. Cox and Co., Falmouth),

Letters, Boiler Comtructzon)

Engines, Centrifugal Pumpmg, for the 8.8.

Engines,“centrih^Pumpfng; W^Uasey Dock,

the, 21 „ o ni.

Engines, Donkey, or Belts ? 244

Engines, The Economy of Small, 577 (Sec J^rra

Ensrines^Farcot Triple-Expansion, 310

Pnf nel’ Four-Cylinder Triple-Expansion of Epaddle Steamer "Hygeia” (Messrs. Kankm EnginM^Quadruple-Expansion, in Yarrow’s Tor-Engines^Triple-Expansion, “ Chiyoda” (J. and

G. Thomson, Limited), 423 „

Engines, Triple-Expansion, Clyde (R- .Napier and Sons), 366 ,

Engines, Triple-Expansion, Normannia (Fairfield Co.), 247,321, 365 „ e ..

Engines, Triple-Expansion, and Boilers of the Russian Ironclad “Sinope” (Messrs. R. Napier

Engfoes^Tnple-Expansion Pumping, at Waltham Abbey, East London Water Works (Messrs. T. Richardson and Sons, Hartlepool), 158

English and American Trusts, 255

English Ports for the American Trade, 226

English Shipbuilding Trade, 766

Equatorial Photographic Telescope for the Melbourne Observatory, 721

Erection of a Large Bridge Span, 373

Erie Railroad, The, 702 . .

Escape and Impounding Reservoir, The Raiyan, Middle Egypt, 307, 334 . . |

Estimates, The Navy, 193. (See Letters, Privilege in the Royal Ravy)

Estuaries, The Action of Tides on, 237

Estuaries Committee of the British Association,

Ethics of Great Exhibitions, The, 17j

Evaporator and Feed Heater, Morison s Combined, 12 ..

Evaporator and Feed Heater, Weir s, in Nor- , mannia,” 395

Excess Current Detector, An, 28.

Excursion of the Institution of Mechanical En- i gineers to Works near Sheffield and Rotherham, 167 , , x I

Excursion of the Iron and Steel Institute up the Hudson, 463

Excursions of the American Society of Media- j nical Engineers, 92

Execution by Electricity, 165 (See also 386)

Exhibition, The Brewers’, 491

Exhibition of 1893, The Chicago International, 2, 402, 554, 667, 678, 709, 731

Exhibition, The Columbian, 667

Exhibition, 1851, Disposal of Surplus, 224

Exhibition, Edinburgh, Ship Railway, 618

Exhibition, The Frankfort International Electric, 68

Exhibition at Glasgow, Another, 373

Exhibition of Mining and Metallurgy, 126, 179

Exhibition, The Royal Naval, 227, 348

Exhibition of 1890 at Vienna, The, 198 i

Exhibitions, Great, The Ethics of, 17 Expanding Sheet Metal, Golding’s Machine for, 100

Experiences with Crane Chains, Some, 21

Experiments with Cordite in Armstrong’s Quick-Firing Gun, 466

Experiments on Electrical Undulations of Professor Hertz, A Rbsumd of, 707

Experiments with Mining Explosives in South Wales, 314

Experiments, Professor Elihu Thomson’s, 196

Experiments, Steam Boiler, 1, 59, 122, 591 (See also 310)

Explosion, Boiler, at Bury, 689

Explosion, Boiler, at Denton, 289

Explosion of Hydrogen and Chlorine, Rate of, 448

Explosion, Locomotive Boiler, A Curious, 332 Explosions Act, Boiler, 588

Explosions, Boiler, at Louth and Abingdon, 219 Explosions, Boiler, in 1889 ; Report of Mr. E. B.

Marten, 83

Explosive Gaseous Mixtures, The Ignition of, 448

Explosives, High, The Strength of, 644

Explosives, The Storage of, on the Mersey and Tyne, 348

Extension of Fairfield Works, 336, 393, 485, 599, 687

Extinguish Fires, Water Required to, 762

Factories Act, The, 346

Factors of Safety, 389

I Failure of the Edinburgh Exhibition, The, 526

1 (See Paragraphs)

I Fairfield Works, Extension of, 836, 393, 485, 599, 687

Farcot Triple-Expansion Engines, 310

Fares (Passenger) on Indian Railways, 639

Fats, Some Points on the Analysis of, 449 (See

Erratum, 496)

Federation, The Shipping, 489

Feed-Heater and Evaporator, Morison’s Combined, 12

Feed-Heating Appliances, Weir’s; o.s. “ Normannia,” 365

Ferry Steamer “ Finnieston,” The Patent Elevating Deck (Messrs. Simons and Co., Renfrew), 276

Finances of the Forth Bridge, The, 289, 403

Finances of Indian Railways, 341 (See 639)

Finland, Siberian, and Russian Railways, 762

“ Finnieston,” The Patent Elevating Deck Ferry Steamer (Messrs. Simons and Co., Renfrew), 276

Finsbury Technical College, The, 591

Fire at the Grosvenor Gallery, The Late, 610

Fire Insurance and Electric Lighting, 387

Fire Office Rules for Electric Lighting, 369

Fires, Water Required to Extinguish, 762

Fitzalan Steel Works, 168

Flanging Machine, Booth’s Boiler Flue, 754

Flooding of the Manchester Ship Canal Works, 633 .

Fluctuations in Prices of Metals, Diagrams of Three Months’, 556, 672

Flue Gases from Steam Boiler and other Furnaces, 383, 413

Fluorspar for Optical Instruments, 445

Flying Machine, Hargrave’s Compressed Air, 769. (See Letter, 758)

Foreign and Colonial Notes, 584, 736

Foreign Competition in the Shipping Trade, 48

Forges et Chantiers de la Meditcrranec, 4, 34 (See Artillery t Modern French)

“Formidable,” The French Armoured Barbette

Ship, 126

Formulas for Chimney Draught, Tests of

Recent, 63

Formulas, The Correct Form of the Admiralty

Coefficient, 76

Forth Bridge, The Assessable Valuation of the, 403 (See also 289)

Forth Bridge, Automatic Register of Movements of the, 374

Forth Bridge, The Finances of the, 289, 403

Forth and Clyde Canal, The, 237

Forts, The Canet System of Armour-Clad, 596 Foundations, Subaqueous, 439, 515, 616, 772 Fournet’s Compound Ophthalmic Refractometer,

66

France, Magnetic Perturbations in, 423

Frankfort International Electric Exhibition,

The, 68

Freiberg, Furnaces at, 186

Freight Charges on Indian Railways, 639

French Artillery. (See under Artillery)

French Navy, The : 374, 525

“Acbdron,” The French Armoured Cruiser, 694

“ Amiral Baudin,” The French Barbette Ironclad, 25

" Amiral Duperrc,” The Turret Ship, 398

“ Colbert,” The Central Battery Ironclad, 454

Courbet’s Gun Mountings, 717

Details of Coast Defence Fleet, 187

“ Devastation,” The Central Battery and Barbette Ironclad, 585

“ Formidable,” The Armoured Barbette Ship.

126 F

“ Fusde,” The Coast Defence Armour-Clad. 187

Gun Mounting Machinery of Acheron, 511

Guns of Ironclad “ Marceau,” 357

New Ironclads, 525

" Ouragan,” The Seagoing Torpedo Boat, 187

St. Louis, Gun Mountings on, 717

Statistics of New Vessels, 374

Fuel Gas, The Loomis Process of Making, 137, Ado

Fuel Press, Stevens’s, 291

Furnace Crowns. Overheated, 400

Furnace, The New Siemens, 378

Furnaces, Blast, at Sheffield, Alabama 486

Furnaces at Freiberg, 186

Furnaces, Heating, 118

lus($e,” The Coast Defence Armour-Clad, 187

Fuses, Drake and Gorham’s Safety, 645

Garboard Strake Machine, The, 117

Gas Company, the Consolidated, The Works of the, 478 „

Gas Engine, Crossley’s Thirty Horse-Power, 603

Gas Fuel, The Loomis Process of Making, 137

Gas, Natural, Restriction in the Supply of, 608.

(See Letters)

Gas Stoves and Burners, Unburned Gases of, 448

Gaseous Mixtures, The Ignition of Explosive, 448

Gases, Flue, from Steam Boiler and other 1 urnaces, 383, 413

Gelatinous Secondary Batteries, 702

German Engineers, The Society of, 259, 288

Girders, Strains on, 316

Girvan Harbour (Subaqueous Foundations), 515, 616

Glasgow, Electricity in, 372

Glasgow, Another Exhibition at, 373

Glasgow, The Great Western Road Bridge at, 231

Gogebic Range Iron Mines, 652

Gold-Extracting Process, Jordan’s Centrifugal, 218

Golding’s Machine for Expanding Sheet Metal, 100

Goods Locomotive, Eight-Coupled, for the Southern Railway of Italy, 529

Goods Wagons, Tube-Frame, 524, 540, 647

Governors, Engine, 59

Grab and Crane, The Cockburn Dredging, 393.

(See Erratum, 435)

Grantham, Richard F., on London Sewage, 583

Graphic Methods, 303

Great Western Road Bridge, Glasgow, The, 231

Greenock, Prince’s Pier Foundations, 439, 515, 616

Grinder, Phillips’s Twist Drill, 674

Grosvenor Gallery, The Late Fire at the, 610

Gun and Gun Carriage (See Artillery, Modern French)

Gwinnett Swivel Union, The, 662

Hall’s Duplex Cold-Air Machine for the s.s. “Maori King,” 543. (See Erratum, 572)

Hamburg-American Twin-Screw Steamer “ Nor-mannia” (Fairfield Co.), 247, 321, 365

Hammers, Steam, 683

Harbours, The Yokohama, 701

Hardness, Absolute Measure of. Coefficient of Abrasion as, 445

Hargrave’s Compressed Air Flying Machine, 768, 769

Hartnell’s Switchboard for the Leeds Municipal Buildings, 645

Hartlepool Shipbuilding in 1890, 767

Hawthorn, Leslie, and Co.’s Boilers and Engines of H.M.SS. “ Bellona” and “ Barham,” 628,705

Heating Apparatus for Railway Carriages; State Railways of France, 13

Heating Furnaces, 118

Heavy Lathes, 389

Heavy Plate Edge and Butt Planing Machine at

Elswick, 627

Hell Gate, 477

Heroult Process, Aluminium Alloys by the, 430

Hertz, Professor, Experiments on Electrical Undulations, 707

Hewitt, A. S., Presidential Address, American Mining Engineers, 498, 531, 559

High Pressures, Mercury Column for, 62

High Vacua, 362

Hill and Son’s Horizontal Cold Steel Sawing Machine, 627

Him and Dwelshauvers’ Theory of the Steam Engine, 92

Hodgkin, J. Eliot, on Inventor of Centrifugal Pump, 670 (See Letters)

Hoists, Hydraulic, on the City and South London Railway, 757. (See also 549, 550)

Holley Memorial Statue, The, 433, 469, 478, 500

Holyhead for Atlantic Steamers, 226

Horizontal Cold Steel Sawing Machine, 627

Horizontal Punching, 243

Horizontal Triple-Expansion Engine, Tangyes’, 644

Hospital, A Compressed Air, 48

Hours of Labour and Wages, The, 345

Howell Torpedo, The, 740, 772

Howitzers and Mortars, 63, 93, 139

Hudson, Excursion of the Iron and Steel Institute up the, 463

Hudson River Tunnel, The, 461

Human Body and Electric Currents, The, 386.

(See also 165)

Humber, Shipbuilding in, 1890, 768

Huntington’s Centrifugal Roller Quartz Mill, 424

Hutton and Sons’ Works, 168

Hydrate Theory of Solution, The Present Position of the, 422

Hydraulic Brakes, Coast Gun Carriages with, 566

Hydraulic Dredger, Baker’s, 524. (See Letters)

Hydraulic Hoists on the City and South London Railway, 757. (See also 549, 550.)

Hydraulic Keel-Plate Bender, Hugh Smith and Co.’s, 688

Hydraulic Power at Birmingham, Retailing, 612

Hydraulic Steam Lifeboat, A, 299

Hydrogen and Chlorine, Rate of Explosion of, 448

«« Hygeia,” The Paddle Steamer, 557

Ice-Breaking Steamer, A Danish, 109

Ignition of Explosive Gaseous Mixtures, The, 448

Illuminants, Lighthouse, 521

Improvements, The River Weser, 208

Inclined Plane for Boats, A System of, 186,263

Increase of the Shipping Trade, Shipbuilding in Relation to the, 578

India, Brake Trials in, 315

India, Civil Engineers in, 133,164 a m. w, ™,»»

India, The Railways in, 341, 639

India-Rubber, Vulcanisation and Decay of, 448 Indian Railway Traffic-Extent, Charges, and Indicating9 the Engines of the “City of Richmond, ”21

Indicator Cards, 119

Induced Magnetism\ Molecular Theory of, 419 Induction, Phenomena of Alternating Current, 144,202

in, 1.1,170,201, m 261 292, 321, 349, 377, 408, 437, 468, 497, 530 558; 586 615, 646, 675, 705, 737, 769

Industries, Sheffield, 122, 168

Industry, Coal Tar Colour, Development of the,

Inland Revenue, The Commissioners of and the InUnd^Waterways, The Present Condition and ’’Development of, 186, 204 221

Injecting Apparatus and Sights for Guns, 685

Installation, Electric Lighting, at Mr. DOyly rTrte’s New Theatre, 128

Instantaneous Photographs of Water Jets, 423 Institute of Mining Engineers, The American, Institution Civil Engineers (See Civil Engineers, The Institution of)

Institution and the Commissioners of Inland

Institution of^Mechanical Engineers (See He-Engineers, Inntitutwn of)

International Canal Congress (See Canal Con-nrau The International)

International Exhibition of 1893, The Chicago, o 402, 554, 667, 678, 709, 731

r^iimational Metric Standards, 672

Inventor of the Centrifugal Pump, The, 670 (See iri^Radlvavand Shipping Statistics, 373 Iron MU18, The Soho, 479

Jinn Mines of Cuba, The, 763

Iron Pi? >n America, Production of, 431

Iron Production in Scotland, The Cessation of, Ir°429 (See Blast Eurnacemcns Strike, under iron AAh°DRST^ IMBTITUTK, Tub : 163,286, 462, 552,

Auditorium* Chicago, The, 507

Bessemer, Alabama, The City of, 212

BeEem Iron Works in Pennsylvania State, The 242

«< Boston,” American Cruiser, 465 n^klvn Navy Yard, The, 218, 465

Cahimet and Hecla, and Tamarack Copper Mines The, 256, 553

rnn wr Mining District, The, 553

Cornell University and Sibley College, 210

De'la Vergne RMrigemting Works, The, 47S Excursion up the Hudson, 463

Holley“Memorial, The, 483,469, 478, 500 Hudson River Tunnel, The, 464

Iron and Steel Institute. The—continued

Iron and Steel Works, 482

“ Maine,” American Cruiser, 465

Middlesbrough, The New Town of, in Ken tucky,197

New York and Brooklyn Bridge, The, 478

On Calculations Concerning the Possibility of Regenerating the Gas in the New Siemens Furnace, by Professor Akerman, 378

On the Development of the Marine Engine and the Progress made in Marine Engineering during the Past Fifteen Years by Mr" A. E. Seaton, M.I.C.E., M.I.M.E.,M. Council I.N.A., 587

On the Protection of Iron and Steel Shins against Foundering from Injury to their Shells ; including the Use of Armour, bv Sir Nathaniel Barnaby, K.C.B., 703

Papers Read, 463, 479

Pennsylvania Steel Company, The New Worka of the, 610

Pittsburg, The City of, 482

Pittsburg Reduction Company’s Works, The 479 ’

Poughkeepsie Bridge, The, 465

Pullman, The City of, 510

Queen City of the West, The (Cincinnati) 149 Reception at New York, The, 403

Sanitary Scheme for Chicago, A New, 509

Saulte Ste. Marie Canal, The, 269

Soho Iron Mills, The, 479

Statue of Liberty, The, 464

Sudbury Nickel Mines and Mining, The, 611

Tribute to Deceased Members, 612

Visit to America, 163,286, 462, 552, 610,641

Visit to Chicago, 506

Visit to New York, 462

Visit to Pittsburg, The, 479

Visitor’s Impression of American Railways, 641

Washington Bridge, The, 478

Water Supply of Chicago, 507

Works of the Consolidated Gas Company The 478

Iron and Steel Works, 482

Iron and Steel Works, The Park Gate, 136, 174

Iron, Testing, 19, 445

Iron Works, The Bethlehem, in Pennsylvania State, 242

Ironclad “ Amiral Baudin,” The French Barbette 25

Ironclad “ Colbert,” The Central Battery, 454

Ironclad “ Devastation,” The Central Battery and Barbette, 585

Irrigation Canals in Colorado, 432

Irrigation in India, 274

Italy and her Steamship Subventions, 581

Jackets, Steam, 119

Japan, Earthquake and Volcanic Phenomena in, 422

Japanese Cruiser “ Chiyoda,” The, 423

Jeffrey’s Automatic Steam Stop-Valve, 86

Jefferds, Mr. M. R., on Tube Frame Goods I Wagons, 540, 647 (See also 702)

Jennings and Stannard’s Needles for Supporting Superincumbent Earth in Tunnels, 672

Jersey (St. Reliefs) Harbour (Subaqueous Foundations) 515, 616, 772

Jibs, Crane, 243

John Cockerill Company, The, 765

Jordan’s Centrifugal Gold-Extracting Process, 218

Journal Bearings, Wood’s, 261

July Weather, 196

June Weather, 19

Jungfrau Railway, The Projected, 7

n Kaiser Wilhelm II.,” s.s., Engines and Boilers of the, 126, 188 (See Letters, Boiler Construction)

Keel-Plate Bender, Hydraulic, Hugh Smith and Co. 8, 688

Kennedy’s New 50-Ton Testing Machine, 31

Kennedy, Professor, Steam Boiler Experiments,

1, 59,120, 591 (See Tenting Machine, 310)

Keying, The Woodruff System of, 349

Kimppie, Mr. W. H., on Subaqueous Foundations, 439, 515, 616, 772

King’s Cross Tunnel, The New, 672

Kmzua Viaduct, The, 119

Knap’s Water Tube Boiler ; Root’s System, 484

Labour, The Mobility of, 346

Lady Torfrida,” The Steam Yacht, 158

Lake Superior Mines, 552

Lansdowne and Chittravati Bridges, The, 690

Lantern for Class-Room Work, A, 362

Largest Sailing Shipin the World, The, 348

Lathe, Earnshaw’s Duplex Wheel, 599

Lathe, Wheel, Spencer’s 4-Ft., 213

Lathes, Heavy, 389

Launch of H.M.S. “ Blenheim,” 48

Launches and Trial Trips, 24, 41, 71, 97, 174, 234, ?I7’ 324’ 352> 379> 41 °> 427> 457> 483> 527» 560, 574, 613, 650, 680, 695, 736

Lavoisier, Priestley, and Cavendish, 445

Laycock s Railway Carriage Fitting Works, 124

Laycock and Son’s Works, 123

Laying a Pipe under Water, 21

Leeds Municipal Buildings, Hartnell’s Switchboards for, 645

Lentz’s Stayless Locomotive Boiler, 724

Ljaojlity Act, The Directors’, 106, 224

Liability of Patent Agents, The, 466

t ™ New Russian Naval Port at, 259

Emrary The Patent Office, 77 (See Letters)

t ;?b+.oa,t’A Hydraulic Steam, 299

r Bar"sley, The Electric, 77

^ghthouse Illummants, 521

Lighthouses, Petroleum Engines for, 259

T !w-ng °£B^mingham, The Electric, 289 gating, Electric, and Fire Insurance, 387

Jn8tallation, Electric, at Mr. D’Oyly

T • L c New Theatre, 128

LiXf«T^emof JElectric Traction, The, 385

L stefs RnSrOnd BrillinK Machine, 585

Livernn^ iler?eanng for Shafts, 377

Lloyd’s CriHa^b°^lr ImProvement®, 226

Loc^

Locomotive p°-Jer BxPlo8ion, A Curious, 332

Locomotive Boiler, Lentz’s Stayless, 724

^motive y* Cable Haulage on Brooklyn Bridge, for the Kailway,VompJun^f" and North’^eStern T nn^In°J-Ve Steam Crane, Smith’s 575

Locomotives, Electric, 274 y

London Sewa^e683bratOry Movements of’ 644

Long-Span Bridges, 734

LouthVnrtTv of?lakins Fuel Gas, The, 137, 233 Ubricante The v0”’ 'er ExPlosions at> 219 uoncants, The Measurements of Durability of,

WCul nPh’ 14^™? Variable Blast Nozzle, 216 McDonald m R;°Tlnto Rock Drill, 321

on Vihrntnr’ {?hn’andMr- John Milne, R.S.A., M°Kini b r.y M°vements of Locomotives, 644 VoKA-ley ?ar,ff Acfc’ The> 430, 523, 582 Machine, Bevelling, 623

\Tarh;ne’ £riI11ing» Li9fccr’s Improved, 585

AlK^g,»5^3PleX CoIdAir>for the s.s. “Maori Machine for Expanding Sheet Metal, Golding’s, Machine, Flanging, Booth’s Boiler Flue, 754 Machine Flying, Hargrave’s Compressed Air, /69. (bee Letter,758)

Machine, The Garboard Strake, 117

E18wrieokH627y P‘ate Edge and ButtPlanlnF- at

Machine, Horizontal Cold Steel Sawing, 627 Machine, Planing, Asquith’s Double, 544, 584 Machine, Punching, The Desiderata in a, 244 Machine, Punching and Shearing, Bennie and

Sons’,688

Machine, Punching, withZ-Iron Cutters, Smith’s Double-Ended, 126

Machine Rushworth’s Plate - Flattening and Straightening, 278

Machine, Shearing, Schultz and Goebel’s Heavy Rail and Plate, 68

Machine, Testing, Professor Kennedy’s New 50-Ton, 310

Machine Tools, Shipyard (See Shipyard Machine Tools)

Machine, Type-Composing, The Thorne, 306

Machinery of the Hamburg-American Twin-Screw Steamer “Normannia,” The (Fairfield Co.), 321, 365

Machinery for Making Large Cartridge Cases, Taylor and Challen’s, 424

Machinery at the Mining and Metallurgical Exhibition, 179

Machinery, The Rating of, 284

Machinery, Refrigerating, 63

Machines, Countersinking, 444

Machines, Drilling, Improved Universal, 189

Machines, Many-Sided, 243

Machines, Milling, Dividing Appliance for, 111

Machines, Plate Planing, 535

Machines, Rivetting, 684

Machines, Screwing and Turning, Barrow’s, 310 Madras Breakwater (Subaqueous Foundations),

Magnetic Disturbances in the United Kingdom, Regional, 423

Magnetic Observations, Comparing and Reducing, 422

Magnetic Perturbations in France, 423

Magnetic Properties of Alloys of Nickel ar. d Iron, 293

Magnetic Properties and Oxidation of Manganese Steel, The, 445

Magnetic Susceptibility of Diamagnetic and Feebly Magnetic Solids, 420

Magnetisation of Iron, Molecular Phenomena Attending the, 445

Magnetism, An Illustration of Ewing’s Theory of, 707

Magnetism, Induced, 11

Magnetism, Induced, Molecular Theory of, 419

Magnets, Permanent, Character of Steel for, 444 “ Maine,” American Cruiser, 465

Mallock, Mr, A., on the Measurement of Strains, 614

Manchester Ship Canal, The, 77, 264, 274, 633, 664, 754

Manchester Ship Canal, Dredger for the, 77

Manchester Ship Canal Works, Flooding of the, 633

Manchester Steam Users’ Association, 27 (See Letters, Boiler Explosion)

Manoeuvres, The Naval, 227

Man-of-War “Chicago,” The United States, 216, 431

Mansel, Mr. R., Admiralty Coefficient Formulas, 76

Many-Sided Machines, 243

“ Maori King,” s.s., Duplex Cold Air Machine for the, 543 (See Erratum, 572)

Marie Fuvial System, The, 182

Marine Boilers, Prepared Sea-Water for, 401

Marine Engine, The, 587

Marine Engineering and Shipbuilding in 1890, 766

Marquette Mining Region, The, 315

Marten, Mr. E. B., Report of, on the Boiler Explosions in 1889, 83

Martin, Mr. H. J., on Development of Inland Waterways, 186, 204, 221

Maskelyne Type-Writer, The, 693. (See Letters)

Masonry Skew Bridges, 238

Mast Bending Rolls, 443

Mathematics, Pure, 359

Mather and Platt’s Alternate Current Dynamo, 187

Measurement of Durability of Lubricants, The, 20 Measurement of Strains, The, 392, 614 Measurements and Manipulations, The Refinements of Modern, 112

Mechanical Action of Steam Digging, The, 367 (See Letters)

Mechanical Engineering of Coal Mines, The, 135 Mechanical Engineers, The American Society of : 20,118

Excursions, 92

On the Measurement of Durability of Lubricants, by Professor Jas. E. Denton, 20

Mechanical Engineers, The American Society of—continued.

%Ex^e!?ence8 with Crane Chains, by Mr. C. S. Dutton, 21

^he Engines of the “City of OnRl?hn™ndZ by Mr. Geo. H. Barrus, 21 un tne Efficiency of Locomotives, by Mr. W. F.

Lnxon, 35

°n a. Standard Method of Conducting Duty n/fi ?"mPinK Engines (Report), 38 °Vhe,y?vkV?ff of Railroadsby Electricity, by

Mr. Wallis E. Hall, 38

On the Comparative Tests of a Hot Water and a steam Heating Plant, by Professor Car-penter, 39

°n the Use of Kerosene in a Steam Boiler, by Professor Carpenter, 39

u the Determination of the Sensitiveness of Automatic Sprinklers, by Mr. A. F. Nagle, O<z

a Tfor Iner^a in Shaft Governors, by Mr. E. J. Armstrong, 59

On a Governor for steam Engines, by Mr. Jessie M. Smith, 59

Effect' of an Unbalanced Eccentric in oliaft-Governed Engines, by Mr. John E. Sweet, 59

On an Open Mercury Column for High Pressures, by Mr. W. W. Bird, 62

On an Automatic Absorption Dynamometer, by Mr. George I. Alden, 62

On Pecklet’s Treatment of Chimney Draught, by Mr. J. Burkitt Webb, 63

On Chimney Draught, by Mr. De Volson Wood, 63

On Tests of Recent Formula? for Chimney Draught, by Mr. William Kent, 63 (See Letters, Burrus' Draught Gauge)

On the Test of a Refrigerating Plant, by Professor D. V. Wood, 63

On a Universal Steam Calorimeter, by Mr. George H. Barrus, 89

On Hirn and Dwelshauvers’ Theory of the Steam Engine, Experimental and Analytical, by Professor R. H. Thurston, 92

On Heating Furnaces, by Mr. D.K. Nicholson, 118

On the Kinzua Viaduct, 1882, by Mr. T. C. Clarke, 139

On the Length of an Indicator Card, by Professor Webb, 119

On the Influence of Steam Jackets on the Pawtucket Pumping Engine, by Professor D. S. Jacobus, 119

On the Effective Area of Screws, by Professor D. S. Jacobus, 119

On the Holley Memorial Statue, by Mr. James Dredge, 433, 469, 478, 500

Queen City of the West, The (Cincinnati), 149 Reports, 38

Mechanical Engineers, The Institution of : 134, 167, 524

Excursion to Works near Sheffield and Rotherham, 167

On Steel Rails, Considered Chemically and Mechanically, by Mr. C. P. Sandberg, 134,142,

On Recent Improvements in the Mechanical Engineering of Coal Mines, by Mr. Emerson Bainbridge, 135

On the Park Gate Iron and Steel Works, by Mr. Charles J. Stoddart, 136, 174

On the Loomis Process of Making Fuel Gas, by Mr. R. N. Oakman, Jun., 137, 233

On the Sheffield Water Works, by Mr. Edward M. Eaton, 138,173. (See Letters, Corrosion of Water Pipes')

On Tube-Frame Goods Wagons of Light Weight and Large Capacity, and their Effect upon the Working Expenses of Railways, by Mr. M. R. Jefferds, 540, 647

On Milling Cutters, by Mr. George Addy, 542, 676 (See 702)

Sheffield Industries:

/Etna Works, The, 168

Brightside Boiler and Engine Works, 168

Clyde Steel Works, The, 123

Dannemora Steel Works, The, 122

Fitzalan Steel Works, 168

Hutton and Sons’ Works, 168

Laycock’s Railway Carriage Fitting Works, 124

Laycock and Sons’ Works, 123

Mechanical Science, 322, 350

Mechanical Science Section of the British Association, 299, 385

Mechanism for giving Vertical Motion, 393

Membranes, The Action of Semi-Permeable, in Electrolysis, 421

Memorial Statue, The Holley, 433, 469, 478, 500

Menominee Iron Mining District, 552

Mercury Column for High Pressures, 62

Messageries Maritimes, The, 75

Metallurgical Furnaces at Freiberg, 186

Metallurgy in the Southern States, 403

Metals Prices, Diagrams of Three Months’ Fluctuations in, 556, 672

Metals, Refraction and Dispersion in Certain, 861

Metals, Strains on, 275

Meteorological Observatory on Mont Blanc, 422

Meteorological Society, The Royal, 723

Meter, A New Electric, 385

Methods of Water Supply, 316

Metric Standards, International, 672

Mexico, New Patent Law for, 466, 526

Mexico, The Railways of, 256

Middlesbrough, The New Town of, in Kentucky, 197

Milford Haven as a Port for American Steamers, 226

Mill, Quartz, Huntington’s Centrifugal Roller, 424

Milling Cutters, 542, 676,702

Milling Machines, Dividing Appliance for, 111

Milne, R.S.A., Mr. John, and McDonald, Mr.

John, on Vibratory Movements of Locomotives, 644

Minchin, Mr. John B., Mineral Resources of Bolivia, 31

Mineral Resources of Bolivia, The, 31

Mineral Riches of New South Wales, 459 (Sec 763)

Minera Riches of Victoria, The, 698

Miners, Past and Present, 719

Mines, Coal, The Mechanical Engineering of, 135

Mines of Cuba, The Iron, 763

Mines Eight Hours Bill, The, 761

Mines, Submarine, 566, 642, 658 (See Letters

Mines, The Sudbury Nickel, and Mining, 611

Mining, Chair of, at the Royal School of Mines, 765

Mining, Coal, in Belgium, 703

Mining, Coal, in New South Wales, 459 763

Mining District, The American Copper, 553

Mining Engineers, The American Institute of, 498, 531, 559

Mining Explosives, Experiments with, in South Wales, 314

Mining and Metallurgy, Exhibition of, 126, 179

Mining Region, The Marquette, 315

Mining Salt, 316

Mining in the Witwatersrand District of South Africa 227

Miscellanea, 24, 39, 80, 110, 131, 161, 200, 230, 260, 290, 320, 339, 380, 397, 436, 457, 487, 528, 547, 575, 605, 635,665, 704, 727, 755

Mobility of Labour, The, 346

Molecular Phenomena Attending the Magnetisation of Iron, 445

Molecular Refraction of Substances in Solution, 422

Molecular Theory of Induced Magnetism, 419

Monopoly, The Telephone, 729

Mont Blanc, Meteorological Observatory on, 422

Monte-Jus, Self-Acting, 692

Mordey Alternator, The, 187

Morison’s Combined Evaporator and Feed Heater, 12

Mortars and Howitzers, 63, 93,139

Motor, Petroleum, The Altmann-KUppermann, 454

Motors for Street Railways, Electric, 317

Movable Bridge for Boiler Furnaces, Phillips and Archer’s, 201

Munton Process of Manufacturing Steel Tyres, The, 445

Natural Gas, Restriction in the Supply of, €08 (See Letters, 634)

“ Naval Annual,” Brassey’s, 512

Naval Exhibition, The Royal, 227, 348

Naval Guns, Canet, 653

Naval Manoeuvres, The, 227

Naval Purposes, Balloons for, 493

Naval Works, The Southampton, 467 (See Letter, 583)

Navigation, The Aire and Calder, 166, 182

Navigation, The Volga, 183

Navigation, The Weaver, 181

Navy, Additions to the, in 1890, 730

Navy Estimates, The, 193 (See Letters, Prioi-leges in the Royal Navy)

Navy, The French (See French Navy, The)

Navy, Subordination of Engineering in the, 164

Navy Yard, The Brooklyn, 465, 218 (See also 373) Nelson, Mr. Thomas, 404

Netting, Sheet-Metal, 303

New South Wales, Coal Mining in, 459, 763

New South Wales, Railways in, 672

New Shipping Registry (Lloyd’s Opposed), €68, 691

New York and Brooklyn Bridge, The, 478 (See also 373

New York, Visit of the Iron and Steel Institute to, 462

Newton and Hawkins’ Automatic Switch, 377 Niagara, Distribution of Power of, 77

Niagara, The Utilisation of, 355, 449, 473, 505, 535, 563

Nicaragua Canal, The, 208, 749

Nickel and Iron, Alloys of, Magnetic Properties of, 293

Nickel Mines and Mining, The Sudbury, 611

Noble, Captain, Presidential Address to Mechanical Section, British Association, 299, 322, 350

“Normannia,” The New Hamburg-American Twin-Screw Steamer, 247, 321, 365

North Sea Baltic Canal, The, 21

Northern Trunk Line to London, The New, 525 (See Engineering Projects in 1891, 641)

Norway, Shipbuilding in, 288

Notes from Cleveland, 15, 48, 79, 101, 127, 160, 191, 221, 251, 281, 319, 338, 376, 396, 435, 453, 496, 527, 546, 584, 604, 631, 691, 734, 768

Notes, Foreign and Colonial, 584, 736

Notes, Industrial, 25,53, 82, 111, 144,170, 201, 232, 261, 292, 321, 349, 377, 408, 437, 468, 497, 530, 558, 586, 615, 646, 675, 705, 737, 769

Notes from the North, 14, 52, 78, 100, 126, 160, 191, 220, 251, 280, 319, 335, 375, 396, 434, 452, 495, 526, 546, 583, 604, 634, 664, 690, 735, 759

Notes from North-West India, 26, 67,109, 529

Notes from the South-West, 15, 43, 79, 101, 127, 160, 191, 221, 250, 281, 320, 338, 376, 410, 435, 453, 496, 527, 560, 588, 604, 650, 673, 691, 734, 759

Notes from South Yorkshire, 15, 43, 79, 98, 127, 160, 191, 221, 251, 281, 319, 336, 376, 396, 435, 453, 496, 527, 546, 584, 604, 634, 664, 691, 735, 768

Notes from the United States, 11, 67, 100, 126 187, 233, 260, 290, 311, 367, 433, 493, 546, 575 612, 674

Nottingham, The Water Supply of, 40

November Weather, 670

Nozzle, Macallan and Adams’ Variable Blast, 21

Obituary :

Brownlee, Mr. James, 496

Hull, Mr. W. Bennett, 652

Nelson, Mr. Thomas, 404

Parkes, Mr. Alexander, 111

Waymouth, Mr. Bernard, of Lloyd’s, 643

Observatory, Ben Nevis, 422

Observatory on Mont Blanc, Meteorological, 422

Ocean Racing, 254, 284 (See Letter, 279, and also

Transatlantic Record)

October Weather, 550

Ohio River, The Chesapeake and Ohio Bridge across the, 660

Ohm, The—Electrical Units, 363

Ophthalmic Refractometer, Fournet’s Compound, 66

Optical Instruments, Fluorspar for, 445

Ordnance, Comparative Trials of, in Belgium, 348

Oscillations, Electrical, 445

“ Ouragan,” The Seagoing Torpedo Boat, 187

Overheated Furnace Crowns, 400

Oxidation and the Magnetic Properties of Manganese Steel, 445

Paddle Steamer “Hygeia,” The, 557

Papers, Subjects for ; Institution of Civil Engineers 452

Park Gate Iron and Steel Works, The, 136, 174

Parkes, The late Mr. Alexander, 111

Parliamentary Bill Regarding Pig Iron Gambling, 169

Patent Agents, The Liability of, 466

Patent Law for Mexico, New, 466, 526

Patent Office Library, The, 77 (See Letters)

Patent Record, The, 29, 57, 87, 115,147,175, 205, 235, 267, 295, 325, 353, 381, 411, 441, 471, 503, 533, 561, 589, 621, 651, 681, 711, 743, 775

Peclet’s Treatment of Chimney Draught, 63

“ Pelayo,” Gun Carriages of the, 715

Pennsylvania Steel Company’s New Works, The, 610

Performances, Steam Engine, 669

Permanent Magnets, Character of Steel for, 444

Petroleum Engines for Lighthouses, 259

Petroleum Motor, The Altmann-KUppermann, 454

Petroleum for the Sind-Pishin Railway, 21 (See Letters)

Petroleum Tank in Norway, A Large, 765

Phenomena of Alternating Current Induction, 144, 202

Phillips and Archer’s Movable Bridge for Boiler Furnaces, 201

Phillips’s Twist Drill Grinder, 674

Photographic Equatorial Telescope for the Melbourne Observatory, 721

Photographing the Electric Spark, 142

Photographing Projectiles in Motion, 402

Photographs of Water Jets, Instantaneous, 423

Photometer, Direct-Reading, 445

Phrases, American Railroad, 195

Physical Conditions of Tidal Rivers, The, 273

Physical Papers at the British Association, 359 Physical Society, The :

On the Stretching of Liquids, by Professor A.

W. Worthington, 28

On the Measurement of Electromagnetic Radiation, by Mr. C. V. Boys, 28

On Secondary Batteries, by Dr. Gladstone and Mr. Hibbert, 28 (See also 706)

On an Easy Rule for Calculating Approximately the Self-Induction of a Coil, by Professor J. Perry, 28

On Certain Relations Existing amongst the Refractive Indices of the Chemical Elements, by the Rev. T. Pelham Dale, M.A., 600 (See JSrratum, 650)

On Tables of Spherical Harmonics, with Examples of their Practical Use, by Professor J. Perry, F.R,S., 601

On Secondary Batteries, Additional Notes, by Dr. J. H. Gladstone, F.R.S., and Mr. W Hibbert, F.I.C., 706 (See also 28)

On an Illustration of Ewing’s Theory of Magnetism, by Professor S. P. Thompson, D,Sc°,

On the Solution of a Geometrical Problem in Magnetism, by Mr. Thomas H. Blakeslev M.A., 707

On some Experiments with Selenium Cells, bv Mr. Shelford Bidwell, F.R.S., 771

On Alternate Current Condensers, by Mr James Swinburne, 771

Physical Tests in Competitive Examinations, 639 Pig Iron in America, Production of, 431

PifD^69 Parliamentary Bill Regard-

Pi429IrOn’ Cessation of Production in Scotland,

Pipe under Water, Laying a, 21

Pittsburg, The City of, 482

Pitsburg, Reduction Company’s Works, The, i>i^9b«UnrQ8';oReSTtricfci0n xof SuPP’y of Natural Gas at, 608 (See Letters)

P^teburg, Visit of the Iron and Steel Institute to,

Planes, Inclined, 186, 263

Planing Machine, Asquith’s Double, 544, 584

Planing Machine, Heavy Plate Edge and Butt, at

JMSWICK, 627

Plate-Bending Rolls, 327

Plate-Bending Rolls, Hugh Smith and Co.’s,

Doo ’

Plate - Flattening and Straightening Machine

Rushworth’s, 278 6 **vuiue,

Plate-Planing Machines, 535

Plate Straightener, The, 443

Platinum The Electro-Deposition of, 432 Plymouth Breakwater, 616

Pneumatic Distribution of Power 306

Policy and Progress, Recent Scotch Railway 45 Population, American, 259 J °

Port of Batoum, The, 581

Port Said Breakwater, 616

Ports for the American Trade, English 226 Poughkeepsie Bridge, The, 465 ’

Power Distribution, Compressed Air for 409 Prepared Sea-Water for Marine Boilers 401 Preservation of Timber, The, 607 (See Letter^

Prices of Metals, Diagrams of Three Months’

Fluctuations in the, 556, 672 Months

Priestley, Cavendish, and Lavoisier 445 Prince’s Pier, Greenock, 616

Production of Iron in Scotland, The Cessation of,

Production of Pig Iron in America, 431

Production of Steel in America, 734

Production of Tin, The, 73

Proctor’s Steam Digger, 366 (See Letters

Mechanical Action of Steam Diqgina) ’ Progress of Marine Engine, 587 ' '

Projectiles, Electric Welded, 259 Projectiles in Motion, Photographing 402 Projects, Railway, for 1891, 637

Propellers, Screw, 119

Properties of Steel at Low Temperatures, The,

Propulsion on Canals, Steam, 183

Prospects of Electric Engineering, The, 697

Prospects of Trade, The, 105

Protection of Ships, The, 703

Pulley Block, Weston’s Triplex Spur-Gear, 213 (See Letter, 280)

Pullman, The City of, 510

Pulsometers, 581

Pump, Centrifugal, The Inventor of the, 670 (See Letters)

Pumping Engine, Tyler’s Compound Direct-Acting Self-Governing, 528

Pumping Engines, Centrifugal; Wallasey Dock, Birkenhead (Gwynne’s), 755

Pumping Engines, A Standard Method of Conducting Duty Trials of, 38

Pumping Engines for the s.s. “ Columbia,” Centrifugal (Tangyes’), 44

Pumping Engines, Triple-Expansion, at Waltham Abbey, East London Water Works (Messrs. T. Richardson and Son), 158

Punching, Horizontal, 243

Punching Machine, The Desiderata in a, 244

Punching Machine with Z?lron Cutters, Smith’s Double-Ended, 126

Punching, Shearing, and Drilling, 177

Punching and Shearing Machine, Bennie and Sons’, 688

Quadruple-Expansion Engines, Yarrow’s Torpedo Boat with, 608

Quartz Mill, Huntington’s Centrifugal Roller, 424

Quebec Harbour Improvements (Subaqueous Foundations), 515

Queen City of the West, The (Cincinnati), 149

Queenstown Harbour, 226

Quick-Acting Westinghouse Brake, The New, 227, 460

Quick-Firing Guns ; Canet System, 153, 207, 239, 269, 297 (See Artillery t Modern French)

Racing, Ocean, 254, 284 (See Letter, 279, and see Transatlantic Record)

Radial Drilling Machines, Improved, 189

Rail and Plate-Shearing Machine, Schultz and Goebel’s Heavy, 68

Rail Profiles, Schilling’s Apparatus for Tracing, 336

Railroad, The Erie, 702

Railroad Phrases, American, 195

Railroad, The Siberian, 643, 762

Railroads, The Working of, by Electricity, 38 Rails, Steel, Considered Chemically and Mechanically, 134, 142, 171

Railway Carriage Fitting Works, Laycock’s. 124 Railway, The City and South London, 549, 550, 757

Railway Commissioners in Australia, 466 Railway Construction, Cheap, 275 Railway Disaster, The Taunton, 582 Railway, Jungfrau, The Projected, 7 Railway Policy and Progress, Recent Scotch, 45 Railway Projects for 1891, 637

Railway Rates and Charges, 223, 671

Railway and Shipping Statistics, Irish, 373

Railway, Smith’s Ship, 618

Railway Statistics, American, 194

Railway Statistics, British, 370

Railway Traffic, Indian—Extent, Charges, and

Cost, 341, 639

Railway, The Transandine, 329

Railway Wagons, Tube-Frame, 524, 540, 647 Railway, The West Highland, 407

Railways, American, A Visitor’s Impression of, 641

Railways, Deep Tunnel, 549, 550, 757

Railways, French State, Carriages for, 13 Railways in India, The, 341, 639 Railways of Mexico, The, 256 Railways in New South Wales, 672 Railways in Parliament, Scotch, 109, 637 Railways, Russian, Siberian, and Finland, 762 Railways, Street, Electric Motors for, 317 Railways, Victorian, 580, 624

Raiyan Escape and Impounding Reservoir, Middle Egypt, 307, 334 (See Letters)

Range Finders and Telemeters, 302 (See Letters Barr and Stroud's Range Finder)

Ransome’s Band Saw for Large Logs, 215

° Rapid” Cupola, The Stewart, with Receiver, 662

^448 °* ExPl°si°n of Hydrogen and Chlorine, Rates and Charges, Railway, 223, 671 Rating of Machinery, The, 284

Reception of the Iron and Steel Institute at New

York, The, 403

Record, The Patent (See Patent Record) h3lo?722,9758a,,tiC> 217’ 2M> 279’

Recording Dynamometer, Amsler’s, 497

Rees Boat Davits, 367

Refinements of Modern Measurements and Manipulations, The, 112

?isPer8ion in Certain Metals, 361 Refraction of Substances in Solution, Molecular,

of tbe Ch^ical Elements, Relations Existing amongst the, 600 Ref^ac^meter, Fournet’s Compound Ophthalmic, Refrigerating Machinery, 63

Refrigerating Plant foi? the s.s. “Maori Kin-” Duplex Cold Air, 543 (See Erratum 572)

Refrigerating Works, The De la Ver-ne 478

Kingdom^410 Disturbanccs the United RAutomatic(V74ement8 °f the F°rth Brid*e-RBoard o? Trade, SUPP'y ComPa'lic«. RXshi Ks3B- Marten on the Boiler Explo-ReEnOgJneOerSth38AmeriCan S°°iety Of Mechanical RT^i?fECnXerS16°ffche Soci^ Research, The Endowment of 224 s®.S“s?K£Ssr“,‘'"g'

Reversing Rolling Mill Engine at the Works of Fried. Krupp, Essen, Germany, 277

Revision of Railway Rates, 671

Ribbed Tubes, 306, 490, 523

Rifle, New Danish, 48

Rifle, Sham Fighting with the, 733

“ Rio Tinto” Rock Drill, M‘Culloch’s, 321

River Belaja, Biidge over the ; Samara-Ufa Railway, Russia, 41, 95

River Sluices, 307

River Weser Improvements, The. 208

Rivers, Tidal, The Physical Conditions of, 273

Rivetting Machines, 684

Roads to Armenia, Russian, 227

Roads, Common, Steam on, 613

Robinson’s Asbestos-Packed Stop Valve, 467

Rock Cuttings, Taking Cross Sections in, 239

Rock Drill, M'Culloch’s “ Rio Tinto,” 321

Roller Bearings for Shafts, Lister’s, 377 (See

Letters, Lubricating Shafting)

Rolling Mill Engine, Reversing, at the Works of

Fried. Krupp, Essen, Germany, 277

Rolls, Mast Bending, 443

Rolls, Plate Bending, 327

Root’s System Water Tube Boiler, Knap’s, 484

Royal Mail Steam Packet Company’s s.s.

“ Clyde,” The (Messrs. R. Napier and Sons), 366

Royal Meteorological Society, The, 723

Rules for Electric Lighting, Fire Office, 369

Rushworth’s Plate-Flattening and Straightening

Machine, 278

Russian Naval Port at Libau, The New, 259

Russian Roads to Armenia, 227

Russian, Siberian, and Finland Railways, 762

Safety, Factors of, 389

Safety Fuzes, Drake and Gorham’s, 645 Safety of Steam Launch Boilers, The, 342 Sailing Ship, The Largest, in the World, 348 St. Clair Tunnel, The, 570

Salt Mining, 316

Sandberg, Mr. C. P., on Steel Rails, 134, 144. 171

“Sandfly” and “Serpent,” H.M.SS., 639 Sanitary Scheme for Chicago, A New, 509 Saulte Ste. Marie Canal, The, 269

Saw for Large Logs, Ransome’s Band, 215 Sawing Machine, Horizontal Cold Steel, 627 Saws, 623

Scandinavian Telephones, 700

Schilling’s Apparatus for Tracing Rail Profiles. 336

Schneider’s Armour Plate Trials in America, 380, 402, 491 (See Letters, Armour Plates)

Schrbter, Professor M., on Steam Engine Performances, 669

Schultz and Goebel’s Heavy Rail and Plate-Shearing Machine, 68

Science in Elementary Schools, 347 Science, Mechanical, 322, 350

Scotch Canal, The Centenary of a, 237

Scotch Expresses, The Acceleration of the, 18. 169 ’ *

Scotch Railway Policy and Progress, Recent, 45 Scotch Railways in Parliament, 109, 637 Scotland, The Cessation of Iron Production in, 429

Scotland, Water Works in, 262

Screw Propellers, 119

Screwing and Turning Machines, Barrow’s, 310 Seaton, Mr. A. E., on Marine Engine, 587 Sea-Water for Marine Boilers, Prepared 401 Secondary Batteries, 28, 388, 706

Secondary Batteries, Gelatinous, 702 Selenium Cells, Experiments with 771 Self-Acting Monte-Jus, 692

Self-Induction of a Coil, Calculating the, 28 Sensitiveness of Automatic Sprinklers, Determination of the, 39

September Weather, 402

Sequel to the Copper Corner, 195 q,>rvLPnnti” a£d.“ Sa"dfly-” H.M.SS., 609, 639 Serve Boiler Tubes, The, 306, 490, 523

-nhe C?2re ^°d8t’ 42 <See Lkttkr, t.t. Cobra, <0, and Manne Engine Economy, 711 Sewage, London, 583 y

Sham Fighting with the Rifle, 733 Shearing Angle Bars, 243, 623

RaanaPndIpiate,e68SChUltZ Ooebc1’8 Hea^ |b®arPu"chi"?> and Drilling, 177 Sh100 ^0^ ’ Expandin&- Golding’s Machine for, IVv, uUO

Sheffield Industries, 122,168

Sheffield Water Works, The, 138 173 (See ShhTr ERf1’ Corr°gto^ <>f Watcr Pipet) Ship Caissons, 674

Sh664,C754a1’ The Manchestcr. 77, 264, 274, 633, Stt?e^6331 Work9’ The Manchester, Flooding of S*Barbette°ri26dable'” The French Arraot,red ^pSailray, S™>th’s, 618

Shipbuilding and Marine Engineering in 1890, gss «•

22, 702 (See at Stettin, in Germanv 4TI oFtheW52? The Conditioned Prospecta Shipping Federation, The, 489 Sh!p£,‘T^ienprotecUon‘of”76^nier’Can' Shipyard Machine Tools : 117

Angle Shears, 623

Beam Bending, 623

Bevelling Machine, 623

r?9Un te1r?inki”g Machines, 444

Urane Jibs, 243

Tto'l" arboard Strake Machine, The 117 wXSS?*’ w’<s“ fissxssru"

1 late Bending Rolle, 327

Machine Tools—continued.

Plate-Planiog Machines, 535

1 late Straightener, The, 443

Punching, Shearing, Drilling, 177

Kivetting Machines, 684

Saws, 623

Shearing Angle Bars, 243

Steam Hammers, 683

™°P Roller Gear, 443

Show, The Smithfield Club, 699

.-ibenan, Russian, and Finland Railways, 643,

Sibley College and Cornell University, 210

□lege and Garrison Guns, 4, 34

Siemens Furnace, The New, 378

sin?, i ano I!,8Pecfcin? Apparatus for Guns, 685

Simplex Brake, The, 306

Simpson Dry Dock, The, 218

bind-Pishin Railway, Petroleum for the, 21 (See

Letters) '

“Sinope,” Russian Ironclad, Triple-Expansion Engines and Boilers of the (Messrs. R. Napier and Sons), 81

Size of Drops Falling from a Tube, 363

Skagerack, The Water of the, 449

Skew Bridges, Masonry, 238

Slag Cement, 109

Sluices, River, 307

S",±EMne8’ The EconomT 577 (See Erra-liii/l, OUZ)

Smith’s Double-Ended Punching Machine with Z'fron Cutters, 126

Smith’s Locomotive Steam Crane, 575

Smith a Ship Railway, 618

Smithfield Club Show, The, 699

Snelgrove’s Counter, 602

Society of German Engineers, The, 259, 288

Society, The Royal Meteorological, 723

boho Iron Mills, The, 479

Solution, the Hydrate Theory of, The Present Position of, 422

Eolith London and City Electric Subway, 549, DDVj iD/

South Wales, Experiments with Mining Explosives in, 314

South Yorkshire (See Notes from South Yorks.)

South-n est England (See Notes from the South-JFexf)

Southampton Naval Works, The, 467 (See Letter)

Southampton, Shipbuilding at, 22, 702 (See Letter)

Southampton, New Tidal Dock at, 308

Southend Electric Tramway, The, 259

Southern States, Metallurgy in the, 403

Spain, Building Battleships in, 317

Spark, Electric, Photographing the, 142

Spectra of Elements and the Constitution of the Sun, 423

Speed Trial Data of the United States Protected

Cruiser “ Chicago,” Note on the, 431

Speeds of Milling Machine Cutters, 702

Spencer’s Four-Feet Wheel Lathe, 213

Spherical Harmonics, Table of, 601

Standard Method of Conducting Duty Trials of

Pumping Engines, A, 38

Standards, Electrical, Committee on, 444

Statue, The Holley Memorial, 433, 469, 478, 500

Statue of Liberty, The, 464

Stay for Boilers, Yarrow’s Tubular, 544

Steam Boiler Experiments, 1, 59, 122, 591

Steam Boiler and other Furnaces, Flue Gases from, 383,413

Steam Calorimeter, A Universal, 89

Steam on Common Roads, 613

Steam Crane, Smith’s Locomotive, 575

Steam Digging, The Mechanical Action of, 367

(See Letter)

Steam Engine Performances, 669

Steam Hammers, 683

Steam Jackets, 119

Steam Launch Boilers, The Safety of, 342

Steam Propulsion on Canals, 183

Steam Users’ Association, Manchester, 27 (See

Letters, Boiler Explosions)

Steam Yacht “ Lady Torfrida,” The, 158

Steamboat Propulsion and William Symington,

641

Steamer “ Finnieston,” The Patent Elevating Deck Ferry, 276

Steamer “ Hygeia,” The Paddle, 557

Steamer “ Normannia,” The New Ilamburg-American Twin-Screw, 247, 321, 365

S.S. “City of New York,” 199, 217, 279, 285, 320, 380 758 (See also Ocean Racing)

Steamship “Clyde,” The Royal Mail Steam Packet Company’s, 366

Steamship “Kaiser Wilhelm IL,” Engines and Boilers of the, 126, 188 (See Letter, 280, and Boiler Construction)

Steamship Subventions, Italy and her, 581

Steel Company, The Pennsylvania, New Works of the, 610

Steel, The Cost of, 228

QtepI and Iron Works, 482

s£e and Iron Works, The Park Gate, 136,174

Steel at Low Temperatures, The Properties of,

Steel Manganese, Oxidation and the Magnetic

Properties of, 445

Steel for Permanent Magnets, Character of, 444

Steel Production in America, 734

Rails Considered Chemically and Mechanically, 134, 142, 171

Q»-noi Tvres The Mun ton Process of Manufacturing 455. ’ (See Letter)

Steel Works, The Clyde, 123

Steel Works, The Dannemora, 122

Steel Works, Fitzalan, 168

Stettin, in Germany, Shipbuilding at, 433

Stevens’s Fuel Press (Briquette-making), 291 Stewart “ Rapid ” Cupola, with Receiver, The,

Stoddart, Mr. C. J., on Parkgate Iron Works, 174

Stop Valve, Jeffrey’s Automatic Steam, 86

Stop-Valve, Robinson’s Asbestos-Packed, 467

Storage of Explosives on the Mersey and Tyne,

The, 348

Strains on Girders, 316

Strains, The Measurement of, 392,614

Strains on Metals, 275

Street Railways, Electric Motors for, 317

Strength of High Explosives, The, 644

Stretching of Liquids, The, 28

Strikes in America, 226

Subaqueous Foundations, 439, 515, 616, 772

Subjects for Papers ; Institution of Civil Engi-neers, 452

Submarine Cables, Telephoning through, 339

Submarine Mines, 566, 642, 658 (See Letters)

Submarine Telegraph Enterprise, 702

Subway, City and South London Electric. 540 550, 757.

Subordination of Engineering in the Navy 161

Sudbury Nickel Mines and Mining, The, 611

Supply, The Water, of Chicago, 507

Supply, Water, Methods of, 316

Supply, The Water, of Nottingham, 40

Susceptibility, Magnetic, of Diamagnetic and

Feebly Magnetic Solids, 420

Swanston, Mr. G. J., on Boiler Explosions Act 588

Sweden, Apatite in, 317

Switch, Newton and Hawkins’ Automatic, 377

Switchboards, Hartnell’s, for the Leeds Muniri pal Buildings, 645

Swivel Union, The Gwinnett, 662

Symington, William, and Steamboat Propulsion 641 " ’

Taking Cross-Sections in Rock Cuttings, 239

Tamarack, and Calumet and Hecla Copper Mines, The, 256, 553

Tangyes’Centrifugal Pumping Engines for the s.s. “Columbia,” 44

Tangyes’ Horizontal Triple-Expansion Engine, 644

Tank, A Large Petroleum, in Norway, 765

Tank Locomotive, North London Railway, 394

Tariff Act, The M‘Kinley, 430, 523, 582

Taunton Railway Disaster, The, 582 (See Letters on Vacuum Brake and Brakes, Deficient}

Taylor and Challen’s Machinery for Making Large Cartridge Cases, 424

Taylor’s Automatic Disinfector, 373

Teaching of Chemistry, The, 446

Technical College, Finsbury, The, 591

Tees Shipbuilding in 1890, 767

Telegraph, The Column-Printing, 389

Telegraph Company, Western Union, 671

Telegraph Enterprise, Submarine, 702

Telemeters and Range Finders, 302 (See Letter, Barrand Stroud's Ranye Finder, 406)

Telephone Monopoly, The, 729

Telephone Trunk Lines, 169

Telephones, Scandinavian, 700

Telephoning through Submarine Cables, 389

Telescope, Equatorial Photographic, for the Melbourne Observatory, 721

Tension of Water Surfaces, Clean and Contaminated, 420

Testing Iron, 19, 445

Testing Machine, Professor Kennedy’s New 50-Ton, 310

Tests, Physical, in Competitive Examination, 639

“Teutonic,” The, 722 (See Transatlantic Record}

Theatre, Mr. D’Oyly Carte’s New, Electric Lighting Installation at, 128

Theory of Induced Magnetism, Molecular, 419

Theory of the Steam Engine, Hirn and Dwels-hauvers’, 92

Thies Process of Barrel Chlorination, The, 145

Thomas’s Concentric Wedge Bush, 377

Thomson, Professor Elihu, on Alternating Current Induction, 144, 196, 202

Thorne Type-Composing Machine, The, 306

Tidal Dock at Southampton, New, 3l8

Tidal Observations in Canada, 422

T^al £jver8> The Physical Conditions of, 273 fide. The Action of, on Estuaries, 237 limber, The Preservation of, 607 (See Letter) Tin, The Production of, 73 Tokio Water Supply, 108

T°Toote)biPyard Machine (^Shipyard Machine

Top Roller Gear, 443

Torpedo Boat “ Ouragan,” The Seagoing, 187

Torpedo Boat with Quadruple-Expansion Engines, Yarrow’s, 608

Torpedo, The Victoria, 246, 301 (See Letter) Torpedoes, Automatic, 573, 628, 740, 772

Town Middlesborough, in Kentucky, The New,

Tracing Rail Profiles, Schilling’s Apparatus for, 336

Traction, Electric, The Lineff System of, 385

Traction Engine, Burrell’s Single-Crank Compound, 675

Trade, The American, English Ports for, 226

Trade, Increase of the Shipping, Shipbuilding in Relation to, 578

Trade, The Prospects of, 105

Trade, The Shipbuilding, The Condition and Prospects of, 522

Trade, The Shipbuilding, in 1890, 766

Trades Union Congress, The, 313

Traffic, Indian Railway—Extent, Charges, and Cost, 639

Trains, Cheap, for London Workmen, 702

Trains from London to Berlin and other Continental Towns, Club, 554

Trains to Scotland, Acceleration of, 18, 169, 248

Tramways, Cable, 304

Transandine Railway, The, 329

Transatlantic Record, 199, 217,254,279, 285,320, 380,722, 758

Trial of a Babcock and Wilcox Boiler, 53, 738 (See Letters)

Trial, Speed, Data of the United States Protected Cruiser “ Chicago,” Note on the, 431

Trial Trips (See Launches)

Trials, Armour-Plate, in America, 402, 491

Trials, Brake, in Australia, 612

Trials, Brake, in India, 315

Trials of Ordnance in Belgium, Comparative, 348

Tribute to Deceased Members of the Iron and Steel Institute, 612

Triple-Expansion Engine, Tangycs’ Horizontal, 644

Triple-Expansion Engines, “Chiyoda” (J. and G.

Thomson, Limited), 423

Triple-Expansion Engines, " Clyde” (R. Napier and Sons), 366

Triple-Expansion Engines, Farcot, France, 310

Triple - Expansion Engines, Four - Cylinder, Paddle Steamer, “Hygeia” (Messrs. Rankin and Blackmore), 557 .

Triple-Expansion Engines, “Normanma” (Fairfield Company), 247, 321, 365

Triple-Expansion Engines and Boilers of the Russian Ironclad “Sinope” (Messrs. R. Napier and Sons), 81 . «

Triple-Expansion Engines Driving Three Screws, Baxter’s (Messrs. Cox and Co., Falmouth), 484 Triple-Expansion Pumping Engines at Waltham Abbey, East London Water Works (Messrs. T. Richardson and Sons, Hartlepool), 158

Triple-Screw Cruiser for the American Navy, 493 Triple Screw Engines, Baxter’s (Messrs. Cox and Co., Falmouth), 481

Lriplex Spur-Gear Pulley Block, Weston’s, 213 i (See Letters)

Crunk Line to London, The New Northern, 525

Crunk Lines, Telephone, 169

Crusts, American and English, 255

Cube-Frame Goods Wagons, 524, 540, 647

Cubes, Boiler, The Serve, 306, 490, 523

Tubes, Ribbed, 306

Tubular Stay for Boilers, Yarrow’s, 544

Tunnel, Dunmail Raise, Alignment of, 80

Tunnel, The Hudson River, 464

Tunnel, The New King’s Cross, 672

Tunnel Railways, Deep, 549 (See also 550, 757)

Tunnel, The St. Clair, 570

Tunnelling at King’s Cross with Needles, 672

Tunzeltnann, G. W. de, on Finsbury College, 571

Turning and Screwing Machines, Barrow’s, 310

Turret and Gun Mounting, Armoured; Canet System, 511, 538

Turret Ship “ Amiral Duperre,” The, 398

Twin-Screw Steamer “Normannia,” The New Hamburg-American, 247, 321, 365

Twist Drill Grinder, Phillips’s, 674

Tyler’s Compound Direct-Acting Self-Governing Pumping Engine, 528

Tyne Shipbuilding in 1890, 766

Type-Composing Machine, The Thorne, 306 Type-Writer, The Maskelyne, 693 (See Letters) Tyres, Steel, The Munton Process of Manufacturing, 455

Unburned Gases of Gas Stoves and Burners, 449

Undulations, Electrical, A R6sum6 of Professor

Hertz’s Experiments on, 707

Union, The Gwinnett Swivel, 662

United Kingdom, Regional Magnetic Disturbances in the, 423

United States Man-of-War “ Chicago,” The, 216, 431 (See Letter, 427)

United States, Notes from the, 11, 67, 100, 126, 187, 233, 260, 290, 311, 367, 433, 493, 546, 575, 612, 674

Units, Electrical—The Ohm, 363

Universal Drilling Machines, Improved, 189

Universal Steam Calorimeter, A, 89

University, Cornell, and Sibley College, 210

Utilisation of Niagara, The, 355, 449, 473, 505.

535, 563

Vacua, High, 362

Valve, Steam Stop, Jeffrey’s Automatic, 86

Valve Stop, Robinson’s Asbestos Packed, 467

Variable Blast Nozzle, Macallan and Adams’, 211

Velocity, Wave, in Dielectrics, 419

Vertical Compound Engine, 68

Vertical Motion, Mechanism for Giving, 393

Viaduct, The Kinzua, 119

Vibratory Movements of Locomotives, The, 644

Vickers, Sons, and Co. v. Siddell, 199

Victoria, The Mineral Riches of, 698

Victoria Torpedo, The, 246, 301 (See Letters)

Victorian Railways, 580, 624

Vienna, The Exhibition of 1890 at, 198

Vision, Defective Colour, 363

Visitor’s Impression of American Railways, A, 64

Volcanic and Earthquake Phenomena in Japar 422

Volga Navigation, The, 183

I Vulcanisation and Decay of India-Rubber, 448

Wages and the Hours of Labour, 345

Wagons, Tube-Frame Goods, 524, 540, 647

Warships Launched in 1890, 730

Warships, New American, 199

Warships of the World, 226

Washing Coal in Yorkshire, 289

Washington Bridge, The, 478

Waterjets, Instantaneous Photographs of, 423

Water Required to Extinguish Fires, 762

Water of the Skagerack, The, 449

Water Supply of Chicago, The, 507

Water Supply, Methods of, 316

Water Supply of Nottingham, The, 40

Water Supply, Tokio, 108

Water Surfaces, Tension of, Clean and Contaminated, 420

Water Tube Boiler, Knap’s ; Root’s System, 484

Water Works in Scotland, 262

Water Works, The Sheffield, 138,173 (See Letters,

Corrosion of Water Pipes)

Waterways, Inland, The Present Condition and

Development of, 186, 204, 221

Wave Velocity in Dielectrics, 419

Waymouth, the late Mr. Bernard, of Lloyd’s, 613

Wear Shipbuilding in 1890, 766

Weather, The, 19, 196, 285, 402, 550, 670

Weaver Navigation, The, 166, 181

Wedge Bush, Thomas’s Concentric, 377

Weirs Feed-Heating Appliances; e.s. “Normann ia,” 365

Weser River Improvements, The, 208

West Highland Railway, The, 407

Western Union Telegraph Company, 671

Westinghouse Brake, The New Quick-Acting, 227, 460

Weston’s Triplex Spur-Gear Pulley Block, 213 (See Letters)

Wharf Crane, Davis and Primrose’s Forty-Ton, 279

Wheel Lathe, Earnshaw’s Duplex, 599

Wheel Lathe, Spencer’s Four-Feet, 213

Whitehead Torpedo, 573, 628

Wick Breakwater, 616

Winding Engine at Wingate Grange Colliery, 451

Winding-up Companies, 47

Witwatersrand District of South Africa, 227

Wood, Sir Henry Trueman, on Photographing

Electric Sparks, 142

Wood’s Journal Bearings, 261

Woodruff System of Keying, The, 349 (See Letters)

Working of Railroads by Electricity, The, 38

Workmen, London, Cheap Trains for, 702

Works:

JEtna, The (Messrs. Spear and Jackson’s), 168

Bethlehem Iron, in Pennsylvania State, 242

Brightside Boiler and Engine (Hawksley, Wild,

and Co.’s), 168

Brooklyn Naval Yard, 218, 463

Clyde Steel, The, 123

Consolidated Gas Company, The, 478

Dannemora Steel, The, 122

Fairfield, Extension of, 336, 393, 485, 599, 687

Fitzalan Steel, 168

Hutton and Sons’, 168

Iron and Steel, 482

Laycock and Sons’, Samuel, 123

Laycock’s Railway Carriage Fitting, 124

Park Gate Iron and Steel, The, 136, 174

Pennsylvania Steel Company’s New, 610

Pittsburg Reduction Company’s, The, 479

Sheffield Water, The, 138, 173 (See Letters,

Corrosion of Pipes)

Soho Iron, The, 479

Southampton Naval, The, 467 (See Letters)

Yacht “ Lady Torfrida,” The Steam, 158

Yarrow’s Torpedo Boat with Quadruple-Expansion Engines, 608

Yarrow’s Tubular Stay for Boilers, 544

Yokohama Harbour, The, 701

Sources of Information