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1922 Who's Who In Engineering: Name T

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Note: This is a sub-section of 1922 Who's Who in Engineering

Persons - A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z

TABOSSI, Hector, A.M.I.E.E., M.Amer.I.E.E., Commercial Electrical Engineer, c/o The British Thomson-Houston Co., Ltd., Rugby; b. 1889. Ed. Ohio State University, Columbus, Ohio, U.S.A.; Graduate School of Applied Sciences, Harvard University, Cambridge, U.S.A.; The General Electric Co., Lynn, Massachusetts, U.S.A.; Assistant Engineer, J. G. White and Co., Ltd., London, 1913-6; Commercial Electrical Engineer, The British Thomson-Houston Co., Ltd., Rugby, 1916 to date. Chief Works: Research work on artificial lines at Harvard University. Publications: " Artificial Power Transmission Line," with Dr.' A. E. Kannelly, " Electric World," February 17, 1912.

TACKLEY, Alick Lionel, B.Sc., Assoc.M.Inst.C.E., A.M.E.E., Elec. Engr., Electrotechnics Dept., National Physical Laboratory, Teddington. b. 1887. Ed. Glasgow University and Finsbury Tech. Coll., London. Practical experience with Mather and Platt, Ltd., Manchester. Asst. Engr. to Chloride Elec. Storage Co., Ltd., Clifton Junction, Manchester. Assistant to Professor J. D. Cormack, D.Sc., Engineering Laboratories, Glasgow University; Assistant Editor, "The Engineer," 33, Norfolk Street, Strand. Publications: An original communication to Institution of Electrical Engineers' Journal, "Mathematical Relationship between Flux and Magnetizing Current Waves at High Flux Densities," April, 1915. War Services.— Shop Manager, Mechanical Engineering Department, Woolwich Arsenal; maintenance of electrical power supply.

TAGG, Samuel, M.Inst.Gas E. (Member of Council), Gasworks, Preston.

TAGGART, William Scott, M.I.Mech.E., General and Textile Cons. Engr., 22, Bridge Street, Manchester (also Doff cocker, Bolton). T. A.: "Scottag, Manchester." T. N.: 3815 Central, Manchester. b. 1865; m. 1888. Ed. St. Luke's, Bolton, Church Institute, Bolton, and Victoria University, Manchester. Apprenticeship at Dobson and Barlow's, Bolton. Draughtsman Assistant to Sir Ben A. Dobson, Managing Director and Consulting Engineer. Examiner to the City and Guilds of London Institute; Examiner for Lancashire and Cheshire Union of Institutes, etc. Publications: "Cotton Spinning," 3 vols., and other books, published by Macmillan. Clubs: Manchester Chemical Engineers', Manchester Literary and Philosophical Society, Textile Inst. War Services.—Assistant Manager of works for "Tank " production. Later with the Ministry of Munitions on works organization and man power, dilution, etc.

TAIT, Wm. Ironside, O.B.E., Assoc.M.Inst. C.E., F.S.I., M.Inst.M. and Cy.E., Assoc.M.I. Water E., Civil Engineer, The Town Hall, Bury St. Edmunds. T. N.: 19 B. St. Edmunds. Training: Under R. T. Stewart, Surveyor to the Tendring Rural District Council, Essex, and articled pupil to J. W. Metcalf, Assoc.M.Inst. C.E., Surveyor to the Newmarket Urban District Council. 1900-2—Assistant and Clerk of Works to the Newmarket Urban District Council. 1902-6—Deputy Surveyor to the Borough of Nuneaton, Warwickshire. Borough Surveyor, Sudbury, Suffolk, 19c61919. Borough Surveyor, Bury St. Edmunds, 1920. War Services.—August, 1914, to March, 1919—On active service with the Suffolk Regiment, Territorial Force, and the Royal Engineers in England, Gallipoli and Egypt, including 3i years overseas. Twice mentioned in Dispatches.

TAITE, Charles Davis, Electrical Engineer, 196, Deansgate, Manchester. T. A.: " Phase, Manchester." T. N.: 6595 Central. b. 1872. Ed. Norwich Grammar School; Ronald A. Scott's Electrical Engineering Works, Acton Hill, London, W.; Faraday House, Prizeman, 1892. With Ferranti, Ltd., 3 years erecting plant at Portsmouth, Hanley, Tunbridge Wells, Southport; Electrical Engineer to the Southport Corporation, 5 years; Electrical Engineer to the Salford Corporation, 5 years; Engineer and Manager, Lancashire Electric Power Co., January r, 1907, to date. Past Chairman, North-Western section Institution of Electrical Engineers, 1904-5. Clubs: Engineers', Manchester; Eccentric, London. War Services.—Four and a half years' service in Lan. cashire Fusiliers; rank at date of retirement, Captain.

TALBOT, Herbert, M.I.E.E., Elec. Engr., Nottingham Corpn., Electric Lighting Department, Talbot Street, Nottingham.

TALLIS, John Fox, M.I.Min.E., P.-Pres. S. Wales I.E., Cons. Min. Engr.; s. of Richard Tallis. Ed. Long Ashton. App. with Lord Merthyr, 18704; with Ocean Co., 1875-92; Gen. Colliery Mngr., • Ebbw Vale Steel, Iron and Coal Co., 1892-1910. Club: County, Newport, Mon. Address: Llantarnam Grange, Pontnewydd, Mon. T. A.: " Tallis, Pontnewydd." T. N.: 48 Cwmbran.

TAMBLYN-WATTS, Thomas M. F., Lieut. R.A.F., A.M.I.E.E., Electrical Engineer (Scientific Apparatus), 91, Southbourne Grove, Westcliff-on-Sea; b. 1872; s. of late John Tamblyn, Toronto, Canada; m. Marion Macwhinnie. Ed. Giggleswick School; served apprenticeship under Wm. Macwhirter, M.I.E.E., Govan. Assistant Troutbeck Electricity Co., Windermere. In business on own account thirteen years as Scientific Instrument Maker. Assistant Manager, Physical Apparatus Department, Griffin and Sons, KingsAray; Technical Assistant, Electricity Works, Corporation of Southend-on-Sea, since 1911; employed by Wave-Length Committee of the British Association over a period of twenty years at calculation and statistical work; Private Assistant to Dr. Marshall Watts (scientific research work and publications). War Services.-2nd-Lieutenant, Royal Flying Corps, Third Class Equipment Officer, August 24, 1917; Lieutenant, Royal Air Force, and Compass Officer, No. 3 School of Navigation and Bomb Dropping, Royal Air Force, Helvan, Egypt, March I, 1919.

TANHAM, Richard, M.I.E.E., Chief Elec. Engr., Dublin United Tramways Co., Ltd. Address: 56, Park Avenue, Seneley Mount, Co. Dublin.

TANNER, George Frederick, A.M.I.E.E., Electrical Engineer, Engineer-in-Chief's Department, 16 G.P.O. West, E.C.I. T. N.: Official 85o.. b. 1880. Ed. Woolwich Collegiate School and Northampton Technical Institute. Telegraphist, Foreign Cable Room, C.T.O., London; Clerk, Superintending Engineer's Office, London; Engineer, Main Cabling Section during erection of telephone system of London; Constructional Engineer, Victoria and Mayfair Exchange Areas; Assessment Engineer on valuation of late National Telephone Company's Plant; Engineer, Central Telegraph Office, London. Promoter of the one voltage "Unique Voltage System " of working telegraph offices, using condenser impulses to operate the local apparatus. Publications: Many articles on electrical subjects; author of "An Unconventional Tour in Norway," "Castlemount," "Zips of Zirl," etc. War Services.—Maintenance and supervision o Naval and Military circuits passing through the London Central Telegraph Office. Installation of special overseas telegraphs for Admiralty, War Office, Foreign Office, War Cabinet and French Ministry of Commerce (Ravitaillement ), London. Secretary, Belgian Relief Committee, Ilford District.

TAPPER, J. E., Chief Elec. Engr., Electricity Offices, High Street, Beckenham, Kent; Hon. Sec. Assoc.Mun. Elec. Engrs. (London Centre )

TAPPER, Wm. Court Parsons, M.I.E.E., Engr. and Manager, Stepney Borough Electricity Supply. Address: 118, -Foxley Lane, Pu rley.

TARRATT, Frank P., M.Inst.Gas E. (Mem, ber of Council), Gasworks, Darlington.

TASKER, Edward Ernest, M.I.E.E., Mech.E., Chief Engr., Swedish General Electric, Ltd.; Tech. Director, Burlectas, Ltd.; b. 1876; s. of George Richard Tasker. Ed. Dame Alice Owens. Boys' Sch. and Private Tuition. Training: City and Guilds Tech. Coll., Finsbury. Salomon's Sch. of I.E.E., 1898. 1901-6— Chief Engr., Witting, Eborall and Co., Ltd., and later The A.E.G. Electric Co., Ltd.; 1907-8—Engaged on Pioneer Work in connection with High-speed Vessels and Flying Machines, Patentee of numerous improvements original of Multi-Camber Wings and Automatic Stabilizers; I916—Special duties on Shell Manufacture; 1917—. On Flying Boats, for the Admiralty; 1918—Production Supt. for the whole of Scotland for Tanks, Mech. Warfare Dept., M. of M. Publ.: " The• Training of an Electrical Engineer," and Articles in Tech. Papers. Club: Veterans'. Address: " Oakbank," Hutton, Brentwood, Essex. T. A.: " Tasker, Hutton, Essex."

TATE, Frank William, M.I.Mar.E., Mech. and Mar. Engr.; b. 1878; s. of Thomas Tate, of Darlington. Ed. Rutherford Coll., Newcastle. Training: Clark, Chapman and Co., Gateshead. Career: With Parsons. Marine Steam Turbine Co., Ltd.; Chief Engr. of the "Vespasian," fitted with geared turbines for experimental purposes; Engr. for London-Scottish Eng. Co., Bow, and responsible for construction, erection and maintenance of their 4.5 in. shell plant; with M. of M. Explosives Dept. Club: National Maritime. Address: 35, Rothbury Terrace, Heaton, Newcastle-on-Tyne.

TATE, Robert S., B.Sc.(Mining), M.I.Min.E. (Member of Council), Min. Engr. to Walter Scott, Ltd.; b. 1881. Ed. Durham University. Trainedat various Collieries in County of Durham. Has held various posts as Colliery Manager, etc. Address: The Grange, Trimdon Grange, Co. Durham.

TATLOW, William, B.A.I. (T.C.D.), M.I.E.E., Cons. Engr., in Partnership with C. P. Coote Cummins, and Lecturer in the Practice of Elec. Eng. in Trinity Coll., Dublin; b. 1866; s. of John Garnett Tatlow. Ed. Corrig Sch., Kingstown, and Trinity Coll., Dublin, Eng. Sch. Training: S. Z. de Ferranti, London. Large Gold Medal in Experimental Sc., Trinity Coll., Dublin. Papers in Journal I.E.E. on " Irish Water Power," etc. Address: 43, Belgrave Square, Monkstown, Dublin.

TAYLER, Reginald Moseley, M.I.Mech.E., Cons. Engr.; b. 186o; s. of W. Moseley Tayler, Solicitor. Ed. All Saints' Sch., Bloxham, Oxon. Pupil of late Wm. Dredge, C.E.; App. at Blair and Co., Stockton, and at Chester Hyd. Eng. Co.; Chief Engr. at Sea; Chief Engr. for James Nelson's (Cold Storage, etc.); suptd. erection of their Leeds stores. Address: 11, Dale Street, Liverpool. T. N.: 2729 Central.

TAYLOR, A. Lester, M.I.E.E., Cons. Elec. Engr.; Chief Elec. Engr. to the Royal and the Liverpool and London and Globe Insurance Cos., Liverpool. Address: Tithebarn House, St. Anthony's Road, Blundellsands, Liverpool. T. N.: 557 Crosby.

TAYLOR, Benjamin Haigh, M.I.Mar.E., Mar. Engr.; Chief Engr., West Coast Towage and Salvage Co., Ltd.; b. 1883; s. of Oliver Taylor. Ed. Ripley Hospital, Lancaster. Training: Liverpool Tech. Schs. App. with H. and C. Grayson, Ltd., Liverpool. Career: A sea-going career in various Cos. and positions, 1904-8; joined the Lancashire Shipping Co., Ltd., Liverpool, as 3rd Engr., rising to Chief Engr., March, 1913; Jan., 1916, came ashore as Asst. to their Supt. Engrs.; present position since March, 1920.

TAYLOR, Charles Percy, M.Inst.C.E., M.I. Mech.E., M.I.E.E., Chief Engr., Associated Portland Cement Manufacturers, Ltd.; b. 1874; s. of Percy W. Taylor, of Bishop's Stortford. Ed. Haileybury Coll. Training: Central Tech. Coll. Siemens Memorial Medal, 1895. Address: Milton Lodge, Gravesend. T. N.: Dartford 1, Gravesend 309.

TAYLOR, Edgar, M.Inst.M.M. (P.-Pres. and -Treasurer), of John Taylor and Sons, Civil and Min. Engrs., 6, Queen Street Place, E.C.4.

TAYLOR, George Henry, A.M.I.Mech.E., M.I.Mar.E., M.T.I.A., Mech. Engr.; Partner, J. H. Taylor and Sons; b. 1875; s. of Lt.-Col. J. H. Taylor. Ed. St. John's Coll., Brownswood Park. Training: Durham Sc. Sch. S. Kensington Adv. Applied Mech., Drawing, Steam. App. and Draughtsman, The Grange Iron Works, Durham; Manager, Fownes Forge and Eng. Co., Ltd., Cardiff; in charge Inspection of Munitions, for S.E. Scotland; Chief Stores Valuer to Disposals Board, France; since 1910, Partner, J. H. Taylor and Sons. Address: 13, Walbrook, E.C.4. T. A.: " Tyne, Cannon, London." T. N.: City 832o.

TAYLOR, Gotfred Midgley, M.Inst.C.E., M.Cons.E., of John Taylor and Sons, Cons. Engrs., 36, Victoria Street, Westminster, S.W. T. A.: •"Waterage, Vic., London."

TAYLOR, Harry William, Consulting Engineer (Waterworks, Sewage Purification, Roads, Bridges, Ferro-Concrete Constructions, etc. ), Commercial Union Bdgs., Newcastle-on-Tyne. T. A.: "Monolith." Established 1897. Member of firm, Taylor and Wallin. Engineers to a large number of town, urban and rural councils in respect of waterworks and main drainage, totalling some £400,000 to i5oo,000. War Services — Captain and Major, Northumbrian Divisional Royal Engineers, from August, 1914.

TAYLOR, Herbert George, M.Sc. (Manchester), A.M.I.Mech.E., Mechanical Engineer, " Lakeside," Quorn, Leics.; b. 1882; s. of Samuel and Jane Taylor, of Oldham; m. 1908, Elizabeth Ellen Raynor, of Oldham; three s., one d. Ed. Evening Schools, Oldham and Manchester; Owens College, Manchester. Training: Mechanical and Electrical Shops and Drawing Office, W. Bodden and Son, Oldham, and J. P. Hall and Co., Oldham. 1906-7— Lecturer in Engineering, University of Liverpool. 1907-19—Lecturer in Engineering, King's College, London. Head of Engineering Department, Municipal Technical School, Leicester. Publications: " Laboratory Engineering," 1913; " The Education of Engineers," 1917; contributions to technical journals.

TAYLOR, James, J.P., M.I.E.E., Chairman, British Insulated and Helsby Cables Co., Ltd., and Automatic Telephone Mfg. Co., Ltd.; b. 1860; s. of Hy. Dyson Taylor. Ed. Private Sch. Estab. in 1886 The Telegraph Mfg. Co., Helsby, in conjunction with G. C. Taylor; amalgamated with British Insulated Wire Co. in 1903. Club: Automobile, London. Address: Heathercliffe, Helsby, near Warrington. T. A.: "Helsby, Warrington."

TAYLOR, James Edward, M.I.E.E. (Past Member of Council), M.R.S.A., Superintending Engr., Telegraph, Telephone and Wireless Telegraph, for Post Office, South Midland Dist.; b. 1872; s. of James William Taylor, Warkworth, Northumberland. Training: Finsbury Tech. Coll.; Gower Street University Coll., Post Office Eng. Branch, etc! Career: First Trials of Marconi System of Wireless Telegraphy for British P.O.,1896; Various Researches and Tests of Wireless Systems; Joint Author, with late W. Duddell, F.R.S., of Paper on Wireless Telegraphy Measurements; Delegate to Paris Conf. of Telegraph Techniciens, 1910; Attache to RadioTelegraphic Conf. (International), London, 1912; Mem., Wireless Sectional Committee, I.E.E.; Mem. of Committee for Promotion of British X-Ray Industry, etc. Papers on " Wireless Telegraphy Interference," " Electric Wave Propagation," " Electrical Physics of the Atmosphere," etc. Address: Sidmouth House, 41, London Road, Reading.

TAYLOR, James Elliot, Lieut. R.E., F.C.S., M.Inst.Met.,. Chemist, H.M. Factory, Hereford; b. 1887; s. of George Taylor, Cadoxton, S. Wales. Ed. Bablake Sc. Sch., Coventry; University of Liverpool. Training: Pupil of J. E. Stacey Jones, B.Sc., Cons. Chemist, Coventry. Career: Chemist to Lang Pen Co., Liverpool, 1907-10; Subsidized Chemist to W. Australian Govt., 1910-14; at same time was Chemist to King's Sound Min. Co., and amongst the first to prospect for minerals in the foothills of the Leopold Mountains, N.W. Australia: Lieut. R.E. in H.M. Forces, 1914-20, when relegated to Reserve and transferred to War Office Staff. Address: H.M. Factory, Hereford.

TAYLOR, John Charles, M.Inst.C.E., E.E., Partner in Lyle, Taylor and Browne, Cons. Engrs., Winchester House, E.C.2. Club: The Royal Societies. Address: Winchester House, Old Broad Street, E.C.2. T. A.: " Admincula, Ave., London." T. N.: 7174 London Wall.

TAYLOR, John Norman, C.I.E., Supt. Engr., P.W.D., India, since 1913; Under Secretary to Govt. Punjab Irrigation Branch, 1910-13. Address: Irrigation, Upper Jhelum Canal, Punjab, India.

TAYLOR, J. S., M.I.Mech.E., M.I. and M.Inst.Met., Chairman of Taylor and Challen, Ltd.; b. 1849; s. of late Joseph Taylor. Ed. Proprietary Sch., Edgbaston. Training: By his father. Member, The Inst. of Directors. Chairman, then Pres., and now V.-Pres., Birmingham Chamber of Commerce; Life Governor, of Birmingham University; Director of Rudge, Whitworth, Ltd., Lanchester Motor Co., Ltd., and Midland Employers' Mutual Assurance, Ltd. Clubs: The Constitutional (London ), The Royal Automobile, The Royal Aero, The Conservative (Birmingham ). Address: The Corinthians, Acocks Green, Birmingham. T. N.: 28 Acocks Green.

TAYLOR, Lionel Stanley, A.M.I.N.A., Mar. and Mech. Engr.; Principal of Lionel S. Taylor and Co.; b. 1882; s. of William Adolphus Taylor. Ed. Birkenhead Sch. and Liverpool University. Training: Liverpool University; also Cammell, Laird and Co., Ltd. Club: R.A.C. Address: Royal Liver Bdg., Liverpool. T. A.: " Gascon, Liverpool." T. N.: Bank 4060.

TAYLOR, Martin Thomas, M.Inst.M.M., P.-Pres., Cornish Inst.M.M.; Mem. of Tin and Tungsten Research Ctee., Cornwall, Imperial Mineral Resources Bureau, Royal Polytechnic Soc., Royal Sch. of Mines (Frecheville Research Fellowships ), Cornish Chamber of Mines, and Joint Industrial Council for Tin Min. Industry; Supt., Loddon Valley Goldfields, Deap Leads, Victoria, Australia; exploited the great prehistoric rivers called the Deap Leads; Supt., Gt. Southern and Prentice Deap Leads; Mine Mngr., Gt. Fitzroy Copper Mines, Queensland; Supt., Phoenix Mines, Ltd., Cornwall; Supt., East Pool and Agar, Ltd., and Tolgus Mines, Ltd., Cornwall; Inventor and Patentee of the Taylor's Plane Concentrator for concentrating slimes; the Flotation Process for the flotation of Tin and other Oxides; an Attachment for Rockdrill Boring Machines to facilitate boring operations; Safety Devices for hauling Skips for Incline Shafts, and a Dust Arrester for Rockdrill Boring Machines. Address: c /o East Pool and Agar, Ltd., Carn Brea, Cornwall.

TAYLOR, Percy, M.Inst.C.E., M.I.Mech.E., M.I.E.E., A.C.G.I., Milton Lodge, Gravesend. T. N.: Dartford 1; Gravesend 309. b. 1874; m. Violet, d. of George Wood of Woodlands, Gravesend. Ed. Haileybury College; Central Technical College (Siemens Medal, 1895 ). Now Chief Engineer, Associated Portland Cement Manufacturers, Park House, Gravesend.

TAYLOR, Robert, Borough Surveyor and Tramways Engr., Haslingden Corpn., Manchester, Lancs.

TAYLOR, Robert, J.P., M.I.Mech.E., and S.I., F.S.A., M.M.Tex.Inst., Textile Engr.; 3( Man. Dir., Asa Lees and Co., Ltd., Oldham; b. 1860; s. of late Robert Taylor, Man. Dir., Asa Lees and Co., Ltd. Ed. Oldham. Training: Asa Lees and Co. App., Foreman, Works Mngr. and Man. Dir. at the Works of Asa Lees and Co., Ltd., Oldham. Clubs: Engineers'; Constitutional, Manchester; Albion and Engineers', Oldham. Address: Clarksfield Villa, Lees Road, Oldham. T. N.: 78.

TAYLOR, William, O.B.E., Member of Council I.Mech.E., F.Inst.P., F.R.P.S. Optical and Scientific Instrument; Governing Director of, Taylor, Taylor and Hobson, Ltd., Leicester and London;. b. 1865; s. of Richard Taylor. Ed. Cowper Street, in Sc., under Dr. Wormald; Finsbury Tech. Coll., under Ayrton and Perry. Career: Joint Founder in 1887 of Taylor, Taylor and Hobson, Ltd., and now principal Proprietor; Inventor of numerous Appliances for the better production of Scientific Apparatus, especially Photographic Lenses, including the T.T. and H. Engraving Machine, and the needles and prisms used for accurate measurement of Screw Threads and Gauges; Member of the Royal Photographic Soc. Standards Corn., Brit. Assoc. Small Screws Corn., and the Eng. Standards Corn. on Screw Threads and Limit Gauges; Chairman of the Sectional Corns. on Optical Instruments and on Optical Instrument Standards, Dept. of Scientific and Industrial Research; Chairman of Sectional Corn. on Scientific Apparatus (Eng. New Industries), Ministry of Reconstruction. Addresses: Stoughton Street Works, Leicester, and Narborough Hall, near Leicester. T. A.: " Lenses, Leicester." T. N.: 134.

TAYLOR, William T., F.R.S.A., F.R.G.S., M.Inst.C.E., M.I.Mech.E., M.I.E.E., HydroElectric Consulting Engineer, Vernon Villa, Tetherdown, Muswell Hill, London, N. T. N.: 2322 Gerrard. Design, construction and management of large extra-high voltage hydro-electric systems in United States of America, Mexico, India, Brazil, Chile, Peru, Bolivia, etc. Consulting Engineer, specializing in hydro-electric investigations, reports, construction and management. Member, American Society of Civil Engineers; Member, American Society of Mechanical Engineers; Fellow and Life Member, American Institute of Electrical Engineers. Publications: Papers read before Institute of Electrical Engineers, for which awarded Paris Premium; paper read before Institute of Municipal Engineers, for which awarded Year Prize; author of " American Hydro-Electric Practice," " Transformer Practice," " Calculation of Electric Conductors," " Tidal Power "; writer of numerous papers in the engineering press. War Services.—Captain and Company Commander, 1/12th Battalion Loyal North Lancs Regiment from 1915-9; attached Royal Flying Corps, Equipment Officer, from August, 1916, to April, 1918; Staff Captain, Air Ministry, 1918-9.

TEAGO, Frederick Jerrold, M.Sc., M.I.E.E., Electrical Engineer, Laboratories of Applied Electricity, The University, Liverpool. T. N.: Liverpool Royal 621. b. 1886. Training: Armstrong College, Durham University; with C. A. Parsons and Co., Newcastle-on-Tyne. Career: On Design staff of C. A. Parsons and Co., Newcastle-on-Tyne; on Design staff of The British Westinghouse Co., Trafford Park, Manchester; Lecturer on Design of Electrical Machinery, Liverpool University. Publications: Paper on " Air Cooling of Transformers " before Institution of Electrical Engineers, ,Ar Institution of Electrical Engineers' Extra Prexnium, 1914; " Examples in Electrical Engineering " (Gill and Teago ). War Services.—Assistant Manager, Ministry of Munitions Steel Billet Plant, Trafford Park, Manchester.

TEDMAN, Cyril, M.C., Assoc.M.Inst.C.E., Civil Engineer (Railway ), District Engineer, G.I.P. Railway, Poona, India. b. 1876; s. of the late Rev. J. Tedman; m. Doris Julia, d. of R. E. Turnbull of Ruswarp, Yorks. Ed. Clifton College and University College, Bristol. Articled to the late Sir J. C. Inglis of G.W. Railway. In Engineering Department, G.W. R., 1897-19o2; appointed Assistant Engineer, G.I.P. Railway, India, in March, 1902, and has been employed in the Engineering Department of that railway ever since, except for the period of the war when on military service. Now District Engineer in charge of Poona District. Chief Works: Resident Engineer in charge doubling line, Lonavla to Poona, 1905-8; District Engineer, doubling the line, Shegaon to Nagpur (180 miles), 1912-4; employed on maintenance work of railway during balance of service. War Services.—Appointed Temporary Lieutenant, Indian Army, April, 1915. Active service with " W " 21st Company Sappers and Miners in France, July, 1915; in Mesopotamia, January, 1916; in Palestine, April, 1918, till March, 1919. Awarded Military Cross, April, 1916; demobilized in Bombay, April. 1919.

TELFER, Wm. H., M.I.Min.E. (Member of Council), Min. Engr.; Gen. Man. and Dir., Wilsons' and Clyde Coal Co., Ltd., Glasgow. Club: Conservative, Glasgow. Address: Birkenshaw, Uddingston, Lanarkshire.

TELFORD, John Charles, O.B.E., Assoc.M. Inst.C.E., Bridge Building and Constructional Engineer, Braithwaite. and Co., West Bromwich. T. A.: " Braithwaite, West Bromwich." T. N.: 421 West Bromwich. b. 1883; m. Edith M. Appleton. Ed. Middlesbrough Grammar School, Hugh Bell School, and Middlesbrough High School. Career: 1897-1906 —Apprenticeship in Drawing Office and Workshops of the Tees Side Bridge and Engineering Works, Ltd., Middlesbrough; Leading Draughtsman with Tees Side Bridge and Engineering Works, Ltd., Middlesbrough. 1906-14—Designing Engineer with Dorman, Long and Co., Ltd., Middlesbrough. 1914-6— In charge of Dorman, Long and Co's., Ltd., Constructional Branch in London. 1916-9—Manager to Dorman, Long and Co.'s, Ltd., Constructional Department, Middlesbrough, during which period also acted as Assistant Director of Supplies to Lord Pirrie's Department of the Admiralty. 1919— General Manager, Braithwaite and Co., Contractors for all kinds of Structures. Chief Works: Engaged on important bridge and building contracts involving design, manufacture and erection; such as steel works and rolling mills, blast furnaces, workshop buildings, Khusagn Bridge, Regent Palace Hotel, London County Hall and various steel frame buildings. War Services.—In charge of supply of factory buildings, bridges, etc., erected to increase the country's productions. Design and erection of steel building in connection with the Steel Works and Rolling Mills at Warrenby, for Dorman, Long and Co., Ltd.

TEMPEST, Percy Crosland, C.B.E., Officer of the Order of Leopold, 'Chevalier Legion of Honour, Knight of the Order of the Dannebrog, M.Inst.C.E., General Manager and Chief Engr., S.E. and C. Railway.; b. 1861; s. of Charles Tempest, Solicitor, Leeds. Ed. Leeds Grammar Sch. and Leeds University. Training: Borough Engrs.' Office, Leeds, and L. and N.W. Railway., Leeds. Articled to the Borough Engr., Leeds, and to the Engr., L. and N.W. Railway.; Res. Engr. S.E. Railway., 1895-9; Chief Engr., S.E. and C. Railway. on amalgamation of the two Cos., 1899, and Gen. Man. and Chief Engr., 192o; also Engr. to the Channel Tunnel Co.; during war, Agent to the Northern of France and Belgian State Railways.; purchased and inspected large quantities of rails, bridge work and other Railway. equipment; when War Dept. extended the Military Base at Boulogne in 1914, carried out the necessary civil eng. works, which comprised laying down of about io miles of sidings, surfacing areas for hangars, construction of an R.E. Park and several miles of metalled roadways, and an extensive drainage system. Address: Crismill, Chislehurst Road, Bromley, Kent.

TEMPLE, Frederick Charles, M.Inst.C.E., M.I.Mech.E., F. R.San.I., Civil Engineer, Jamshedpur, Singhbhurn; India. T. A. " Jamshedpur." b. 1879; s. of late Archbishop of Canterbury; in. Frances Mary Copleston, d. of late Bishop of Calcutta. Ed. Colet Court, Rugby; Balliol. Apprenticed to James Mansergh; one year in Westminster Office, 1901, and two years on Birmingham Elan Valley Waterworks, 1902-3. 1904-5—Assistant Engineer, Birmingham Elan Valley Waterworks. 1905-7—Assistant Engineer, Military Works Services, Garrison Engineer, Fort William, Calcutta. 1907-8—Assistant Engineer, Punjab Canals, Public Works Department. 19c 8-15— District Engineer, Muzaffarpur District. r 9r 1— Officiated as Sanitary Engineer, Bengal. 1915-19 —Sanitary Engineer to Government of Bihar and Orissa. 1919—Chief Town Engineer to the Tata Iron and Steel Works, Jamshedpur. Chief Works: Bagmati Bridge in Muzaffarpur District; Patna and Muzaffarpur Waterworks and Drainage; Motihari and Sahebgunge Drainage. Member of Athenaeum Club, New Oxford and Cambridge Club, and Bengal United Service Club. War Services.—Lieutenant, Indian Defence Force.

TEMPLE, John, C.B., Elec. Engr. (Telegraphs, Submarine Branch); Chairman, Warrington Wire Rope Works; Director, Horden Collieries, Ltd.; North Brancepeth Coal Co., Ltd.; Littleburn and Adelaide Collieries, Ltd.; Trustee, Debenture Holders, United Alkali Co., Ltd.; b. 1839; s. of Robert Temple, Banker. Career: Fifty years with Telegraph Construction and Maintenance Co.; Engr. for Malta and Alexandria Cables, 1861-5; in H.M.S. " Agaimemon " at laying of first Atlantic Cable, 1857; third in charge of Atlantic Cable Expeditions in 1865 and 1866; in Great Eastern and subsequently second in charge in Malta, Gibraltar, Lisbon and England Cables and French Atlantic Cable to Brest, 1869-7o. Clubs: Constitutional and Exchange, Liverpool. Address: Morsley Bank, Aigburth, Liverpool. T. A. "Aigburth, Liverpool." T. N.: 158 Aigburth.

TEMPLETON, William Sandilands, M.A., B. Sc., A.M.I.E.E., Electrical Engineer, 1, Glenside, Mannamead, Plymouth; b. 1871; m. 1908. Ed. Hamilton Academy, Hamilton, N.B.; Royal Technical College, Glasgow, and Glasgow University. Engaged in research work under the late Lord Kelvin while Metcalf Fellow of Glasgow University, 900-I—Assistant to the late Prof. W. E. Ayrton. F.R.S., City and Guilds Engineering College. 1901-3 —Assistant to Professor Alfred Hay, D.Sc., at Royal Indian Engineering College, Coopers Hill. 1903-6-Professor of Physics at the Royal Indian Engineering College, Coopers Hill. 1906-10—Professor of Physics at the Ceylon Medical and Technical Colleges, Colombo, Ceylon. 1910-6—Head of Electrical Engineering Department, Technical College, Devonport, and Principal of Devonport Technical College. 1916 to date—Principal of Plymouth and Devonport Technical Colleges, and Superintendent of Technical Instruction for Plymouth Corporation. 1906-7—Acting Consulting Electrical Engineer to the Ceylon Government, and Electrical Adviser to Colombo and Kandy Municipalities. Clubs: Glasgow University, London, and Mutley Constitutional, Plymouth. War Services.-1916-7—Superintendent of Ministry of Munitions Training Centre and Shell Production Factory, Plymouth. 917-9—Director of Ministry of Munitions Training Centre, Devonport.

TENNANT, Norman Scholefield, M.Sc., M.I.E.E., Manager and Engr., Newcastle and District Electric Lighting Co. Address: Hill Crest, Hexham.

TENNYSON, Constantine, Lt.-Col., Russian Navy, M.I.N.A., Naval Arch.; Director, The International Taunton Eng. Co., Ltd.; b. 1873; s. of Alexander Tennyson, Railway. Agent in Russia. Ed. The Gymnasium, Reval, Russia. Training: Naval Sch. of Eng., Cronstadt, and Naval Academy, Petrograd. Imp. Russian Orders of 2nd and 3rd Degree St. Stanislas and 3rd Degree St. Anne; 1916— elected Town Councillor of Petrograd. Career: 190o-5—Chief Sec., Shipbuilding Dept., Marine Tech. Corn., Petrograd; 1905-6—Inspecting N.A. in England; 1906-14—Mngr. and Acting Director, Poutiloff Shipbuilding Yard in Petrograd, and responsible for the design and construction of the destroyer " Novik " in 1912 (speed, 37 knots); 1914-19—Director of the Russian Agency of Vickers, Ltd., of England. Address: 66, Pembridge Villas, Bayswater, W. II.

TENNYSON-D'EYNCOURT, Sir Eustace Henry William, F.R.S., K.C.B., D.Sc. (Durham), V.-Pres. I.N.A., P.-Pres. J.Inst.E., M.Inst.C.E., Director of Naval Construction, Admiralty, since 1912; b. 1868; s. of late Louis C. Tennyson-d'Eyncourt, of Bayons Manor. Ed. Charterhouse. Training: Royal Naval Coll., Greenwich. Served app. at Elswick; went to Fairfield as Naval Arch., 1898-1902; returned to Elswick as Naval Arch. till present appointment; 3rd Class Medjidieh for reporting upon ships of Turkish Fleet in 1900; Head of Admiralty Ctee. which produced the first Tank; Vice-Pres. of Tank Bd., 1918; Member of War Office Tank Ctee. since the Armistice; Commander of the Legion of Honour, 1918; received D.S.M. from Pres. U.S.A. for services rendered to U.S. Navy during the War. Has read many Papers on Tech. Subjects before Inst. N.A.; also a Paper on the Design and Construction of Tanks, before the Brit. Assoc. in 1919. Clubs: Athenaeum; Junior Constitutional; Northern Counties, Newcastle-onTyne. Address: 73, Cadogan Square, London, S.W.'. T. N.: Kensington 5612.

TERRACE, John, M.Inst.Gas E. (Member of Council), Gasworks, Ltd., Sydenham, S.E.

TERRELL, Ernest, M.Inst.M.M., Min., Metallurgical and Mech. Engr; Manager, Hemerdon Mines, Ltd., and Wheal Jewell and Marytavy Mines, Ltd.; Man. Dir., British Tungsten Mines, Ltd.; b. 1879; s. of Stephen Terrell, Gunnislake, Cornwall. Ed. Privately. Training: Camborne Sch. of Mines. Career: 1907—Mngr., Stormadown Mines, Ashburton, and Wheal Friendship Mine, Marytavy; designed and erected Milling and Treatment Plants for Tin and Arsenic Recovery; 1916—Designed and supervised operation of large Alluvial and Dressing Plant for Tin and Wolfram Recovery on Bodmin Moor, 1917-18; designed and erected the Hemerdon Mine equipment, being the largest Wolfram Recovery Plant in Britain; specializes in all branches of Tin, Wolfram and Arsenic MM. Address: 8, Lockyer Road, Plymouth. T. A.: " Terrell, Lockyer Road, Plymouth." T. N.: 924 Plymouth.

TERRY, Stephen Harding, M.Inst.C.E., M.I. Mech.E., M.I.Mar.E.; b. 1853; e, s. of late Stephen Terry, of Dummer, Hants. Ed. King's Coll., London. App. to Aveling and Porter, Rochester; employed by them and Clayton and Shuttleworth, Lincoln and Vienna; Student Inst. C.E., 1878; Ass. the late Mr. Vitali de Michele in the laying out of the Cliff Cement Works of Francis and Co.; Eng. Inspector, L.G.B., 1878-89; made the Type Drawings of Standard Sewerage Arrangements and of Water Supply; conducted some 800 inquiries and reported on every kind of Work carried out by Local Authorities under the Public Health Act; equipped the First National Vaccine Station; Managing Partner in Works in the Midlands, constructing large Steam and Hydraulic Cranes, Colliery Winding Engines, Pumping Engines for Waterworks, Petroleum Storage Reservoirs; for some 20 years in practice as Cons. Engr., advising in numerous Eng. Works connected with Gas, Water and Electricity, Heating and Warming, Steam-Cars, Cranes, Petroleum Storage and Transport, Refuse Destructors, Forced Draught and Ventilation of Ships, Rating Valuations; with Sir Fortescue Flannery, M.P., devised and patented the system universally adopted of Petroleum Ship Ventilation. Publ.: " The Foundering of Steamships," 1882; many papers read before Societies; and numerous letters to" Engineering," from April 8, 187o, on Counterpressure Brakes; Monograph: The Crime of Docking Horses. At the Inst. Nay. Archs., a paper on The Ventilation of Steamships; 1897, a paper on the Terry System of Signal Buoys for Submarines. Club: Royal Automobile (Founder Member ). Address: Upcott, Seaton, Devon.

TEULON, Oliver Henry, A.C.G.I., Assoc.M. Inst.C.E., Civil Engineer, c/o Thos. Cook and Son, Rangoon, Burma. b. 1883; s. of Maurice Beveridge Teulon, architect. Ed. City and Guilds of London Engineering College. Appointed by H.M.'s Secretary of State for India an Assistant Engineer in the Public Works Department, India, on October 1, 1905. Promoted to the rank of Executive Engineer on October 1, 1913.

THIEME, H. C. A., B.Sc., A.C.G.I., Assoc. M. Inst.C.E., A.M.I.Mech.E., Civil and 'Mechanical -1 *7 Engineer, Skea Hall, Enniskillen. T. A.: "Thieme, Florencecourt." b. 1886; s. of F. C. D. Thieme and A. Thieme, née Ten Hoet; 1910, in. Ethel, d. of Geo. Atkinson, H.M. Coroner, Co. Fermanagh. Training: 1903-7, Imperial College of Technology, London; 1909-13, Heenan and Froude, Manchester. Assistant Engineer to Prof. W. E. Dalby, F.R.S., etc., on heat transmission research; Assistant Engineer to Heenan and Froude on refuse destructor design; Assistant Engineer to Siemens Brothers, Caxton House, London, on design and equipment of rolling mills; Chief Engineer to The Vulcan Iron Works, Bukarest, design and erection of Babcock and Wilcox boiler plants and " Heenan " destructors in Rumania; Assistant Engineer and Acting Chief to the Abbontiakoon Gold Mines, West Africa. Chief Works: Design and erection of refuse destructor plants for Craiova and Turnu-Severin valued at 600,000 francs contract cost. Design of destructor for Bukarest, Rumania; reinforced concrete quay construction at Rotterdam. Publications: Papers read before Institution of Civil Engineers, London and Manchester, and Trinity College, Dublin. Member of Whitehall Club. War Services.—Construction of guns, munition trains, ambulance cars, etc. Design and construction of totuluol extraction plant for the Rumanian Government.

THOM, J., M.I.Mar.E. (Member of Council), 51, Charterhouse Street, E.C.

THOM, Robert Absalom, O.B.E., M.I. Mech.E., M.I.Loco.E., M.Inst.T., Asst. to Chief Mech. Engr., G.C. Railway., Gorton, Manchester; b. 1873; s of George Thom, Aberdeen. Ed. Public Schs., Aberdeen. Training: Robert Gordon's Coll., Aberdeen. App. Kittybrewster Works of G.N. of Scot. Railway., Aberdeen; 4 years on Loco. Eng. Staff, Met. Railway.; 4 years, Loco., Carriage and Wagon Supt., Lancs., Derby and E. Coast Railway.

THOM, William, M.I.E.E., Assoc.Inst.C.E., Electrical, Steam and Automobile Engineer, Tramway Depot, Stoke-on-Trent. T. A.: " Tramways, Stoke-on-Trent." T. N.: Central 861 and 141. b. 1872. Ed. Gordons' College, Aberdeen. Six years with Hall, Russell and Co., engineers and shipbuilders, Aberdeen; 21years with The Electric Construction Company, Bushbury, Wolverhampton; years in Durban, South Africa, Superintending for the Electric Construction Co., erection and running of electric lighting plant for the Corporation of Durban; 8 years Engineer and General Manager of The Madras Electric Tramways. From 1907 as Engineer and General Manager to The Potteries Electric Traction Co., Ltd. Director of the North Staffordshire Tramways Co., Ltd.; P-Pres. of the Stoke-on-Trent Association of Engineers. Member of the Madras Club, India. War Services.—Chairman of Advisory Committee for Recruiting in the District of Stoke-on-Trent; District Engineer to the Coal Controller in his Coal Economy Campaign (Stoke-on-Trent Area).

THOMAE, Frederick Adolphus William, A.R.S.M. M.Inst.M.M., Cons. Min. and Metallurgical Engr.; b. 1866; s. of F. L. Thomae. Ed. Highgate Grammar Sch. Training: R.S.M., S. Kensington. Career: 1888-91—Assayer, Singapore, prospecting and developing Gold Concessions in Malay Peninsula; 1892-5—Assaying, Sampling, Ore Buying and Reporting Work at Zeehan, Tasmania; 1896—Engr. for the Kuluk Min. Synd., Sinyrna; 1897-1920—Visited professionally and operated in W. Af., S.W. Af., Wales, Cornwall, Sweden, Sumatra, S.E. Alaska, Colombia, S. Af., Portugal, Canada, India, Bavaria, W. Indies, Siam, Mexico, W. Australia, Spain, Tyrol, on a great variety of ores and mineral occurrences. Papers contributed to the Transactions of the Inst. of M. and M., and American Inst. of Min. Engrs. Clubs: Min. and Metallurgical. Temp. Address: 8, Victoria Avenue, Bishopsgate, London, E.C.2.

THOMAS, A. D., Captain R.E. (retired), M.Inst.C.E., Civil Engineer, 74, Beulah Hill, Upper Norwood, London, S.E.i 9; b. 1863. Ed. Malvern .College, 876-81. Royal Indian Engineering College, Coopers Hill, and Assistant Engineer with Galbraith and Church (Consulting Engineers to the London and South Western Railway). 1881-88— Assistant Engineer on Railways and Surveys for Port of Santa Fe, Argentine Republic. 1888-90—District Engineer, Carenero Railway, Venezuela. 1891-92— Chief Engineer and Agent to the Concessionaire of the Dorada Railway, Republic of Colombia. 1892-96—During revolution, 1895, held position of General Manager, Dorada Railway. i896-8—Superintending personal interests and those of his partners in a mining enterprise in Spain. 1898.-1905—General Manager and Resident Engineer,. Bolivar Railway, Venezuela. 1905-8—General Manager and Resident Engineer, Dorada Extension Railway, Colombia. 1908-14— Reports and negotiations in connection with (1) Port. of Rivadesella (north coast of Spain); (2) Drainage Works (Madrid); (3) Mexican Union Railway (Sonora, Mexico); (4) The Hechichera Irrigation Scheme (Imperial Valley, California). Also Consulting Engineer and Representative in Spain of the Anglo-Spanish Construction Co. in connection with various projects for strategic and secondary railways. British Vice-Consul at Honda, Republic of Colombia, 1895-6. War Services.—Assistant Inspector of Munitions. Areas (Leeds) under Ministry of Munitions, and Captain, Royal Engineers (Inland Waterways and Docks ), Richborough.

THOMAS, Eustace, B.Sc. (1st Class Hons.),. Partner in firm of Bertram Thomas, Switchgear Makers, Worsley Street, Hulme, Manchester. T. A.: "Breaker, Manchester." T. N.: 215 and 4348 Central Manchester. Training: Technical College, Finsbury, London, E.C. For several years after completing his students course remained as Demonstrator in Electrical Engineering at the Technical College, Finsbury. In 1896 becameEngineer to the Brayton Petroleum Motor Company, and in 1897 joined the British Thomson-Houston Co., and was occupied in the early electric tramway developments. In 1900 joined his brother, and is now partner in the firm of Bertram Thomas, Manchester. Member of certain panels of British Engineering Standards Association.

THOMAS, J. Bertram, M.B.E., Assoc.M.Inst.C.E., Naval Arch., etc.; General Manager of TheSalvage and Towage Co., Ltd., 28, Fenchurch Street, E.C. T. A.: "Salvatowa, Fen, London." T.N.: Avenue 8758 and 8759. Training: Admiralty Sch. and Naval Yards. Seven years in the Naval Designing. Dept. of Sir W. G. Armstrong, Whitworth and Co., Ltd.; 8 years as Asst. to the Director of Naval Construction, Vickers, Ltd. Chief Works: Warships of all types inclusive of submarines, mercantile vessels, mine and submarine defences, oil extraction and hydrogenation, coal carbonization on plants. Publications:" Strength of Ships," " Powering of Ships." War Services.—Superintended the design and installation of mine defence for British Mercantile vessels in the chief ports of the United Kingdom and within the Mediterranean, also all designs of installations for protection, mine-sweeping and submarine attack of and by the allied European navies.

THOMAS, Octavius, M.Inst.Gas E., M.I. WaterE., M.S.Wales I.E., F.R.Met.S., Engr. and Manager, Rhondda Council Gas and Waterworks; b. 186o; s. of Evan Jones Thomas. Ed. Albion House Academy, Cardiff. Training: Cardiff Gasworks; Pupil of Alderman Bowen. Pupil, afterwards Asst. Engr., Cardiff Gasworks; Engr. Mngr. and Sec., Western Valleys (Mon.) Water and Gas Co. Address: Gas and Water Offices, Pentre, Rhondda. T. N.: 27.

THOMAS, R. J., O.B.E. (M.Div. ), M.Inst.C.E., P.-Pres. Inst. M. and C.E. County Hall, Aylesbury. T. N.: 6o Aylesbury. Ed. University College of Wales, Aberystwith. Articled to the late J. Thomas, County Surveyor, Carnarvon. Deputy, then County Surveyor, Carnarvon. Now County Surveyor for Buckinghamshire. Chief Works: Reconstruction, improvement and maintenance of 500 miles of main roads; construction of reinforced concrete and other bridges, enlargement of lunatic asylum, etc. Past President, Institution of Municipal and County Engineers (also Examiner); Past President, County Surveyors' Society. Publications: Papers to International Road Congresses and various Societies. War Services.—Major, R.E. Two and a quarter years in France, Belgium and Germany; twice mentioned in dispatches.

THOMAS, W. E. Clason, Assoc.M.Inst.C.E., M.R.San.I., Civil Engineer, Brynhafod, Neath. T.A.:"Clason Thomas, Neath." T. N.: 240 Neath. b. 1856; s. of late David Thomas, civil and mining engineer, South Wales. Articled to David Thomas as a Civil and Mining Engineer. Engineer to the Neath Rural District Council. Has carried out several sewer. age schemes and water supplies, costing upwards of 9o,000, also has been engaged on mining, consisting of sinking operations, mechanical haulages, laying out of railways, etc., and the general working of coal mines.

THOMAS, William Matthews, M.Inst.C.E., Civil Engineer (Railways ), c/o National Provincial and Union Bank of England, Ltd., Exeter Bank Branch, Exeter. Ed. Coopers Hill, 1889-92. Assistant Engineer, Assam-Bengal Railway, 1892-5; Assistant Engineer, East Indian Railway, 1896-1902; Resident Engineer, East Indian Railway, 1902-6; Acting District Engineer, East Indian Railway, 1906; Manager of Ford and Macdonald, 1906-9; Engineer-in-Charge, Hugli-Katwa Railway construction, East Indian Railway, 1909-I1; Manager and Chief Engineer, Arrah-Sasseram Light Railway, 1912-21. Chief Works: Survey and construction, 3 years, Assam Bengal Railway; survey and construction, 3 years, Moghalsorai-Gya Branch East Indian Railway; remodelling Delhi Main Station, 36 East Indian Railway; construction, Hugli-Katwa Branch, East Indian Railway, 22 months.

THOMAS-JONES, Richard D., Assoc.M. Inst.C.E., A.M.I.Mech.E., A.M.I.E.E., F.G.S., Membre de la Societe des Ingenieurs Civils de France, Civil, Mechanical and Electrical Engineer, 16, Upper Gloucester Place, Regent's Park, N. W. r. Ed. Wrexham School; Technical College, Newport (Mon.); Scholar and First Prizeman, University College, Cardiff, in the University of Wales, and the London School of Economics, University of London. Served pupilage under J. H. Darby, M.Inst.C.E., etc., the Iron and Steel Works Engineer and Coke-Oven By-Product Expert. Assistant in Engineering Department, Ebbw Vale Iron and Steel Works; Assistant to Engineer, Lysaght's, Ltd.; the Borough Electrical Engineer's Office, Wrexham, and the City Electrical Engineer's Office, York; the New Works Department, North British Railway, Edinburgh. Assistant Engineer, Public Works Department, Nigeria; Assistant to Sir J. B. Ball, M.Inst.C.E.; Chief Engineer, Great Central Railway. Now Assistant Manager, Public Works Department, leading firm of Engineers and Contractors, London. Chief Works: Design of iron and steel works in general and large central station electric power stations. Surveys: roads, harbour works, railways and bridges. Worked on design of the large Keadby Bridge (Scherzer type) over Trent at Keadby, the Chief Engineer being Sir J. B. Ball, M.Inst.C.E. Member of the Royal Automobile Club, Pall Mall. War Services.—Captain, Royal Engineers (Special Reserve). Went out to France 1914; engaged on construction of railways and field work; invalided home and then seconded to Ministry of Munitions (Explosives Department); engaged on work in connection with the design of the large factories at Gretna, Chester and Avonmouth, and as Resident Engineer design and erection of Hamble Marine Acceptance Depot, near Southampton. Complimented for a proposal for the defence of an area against Zeppelins.

THOMPSON, A. H. Meysey, J.P., M.Inst.C.E. M.I.Mech.E., Mechanical Engineer, 1, Oxford Square, W.2. T. N.: 1187 Paddington. b. 1852; s. of Sir H. Meysey Thompson, Bart.; m. d. of Sir H. Williamson, Bart. Ed. Eton; Armstrong's, Elswick; Beyer Peacock, Manchester. Chairman, Hathorn, Davey and Co., Ltd., Leeds; Director, Yorkshire Electric Power Co. Chief Works: Design and construction of pumping and hydraulic machinery for waterworks, mines, docks, etc. Clubs: Bachelors', St. Stephen's, Leeds. War Services.—On Management Board, Leeds National Ordnance Factories.

THOMPSON, Ernest Routledge, M.I.N.A., M.I.Mech.E., Mar., Mech. and Shipbuilding Engr.; Member of James Murchie and Co., Ltd.; b. 1868; s. of Charles Thompson, M.A. Ed. Sedbergh Grammar Sch. Training: Wallsend Slipway and Eng. Co., Ltd. Career: Thirteen years Mngr., Yokohama Dock Co., Ltd., Dry Docks, Ship and Engine Bdg. Works; 5 years Cons. Engr. in Yokohama, and acting for the Bureau Veritas of Paris. Club: Thatched House. Address: c /o James Murchie and Co., 28, Victoria Street, London, S.W.I. T. A.: " Murchie, London." T. N.: Vic. 4783 and 376o.

THOMPSON, Francis Longstreth, B.Sc.., Assoc.M.Inst.C.E., P.A.S.I., M.T.P.I., Civil Engincer, Summerhill, Riddlesdown Road, Purley. T. N.: Purley 115o. b. 1890; s. of F. Thompson of Croydon; m. 1913, Mildred Grace, d. of Herbert Corder of Sunderland. Ed. Ackworth School and Bootham School (Quaker Schools) and at University College, London, where in addition to taking the B.Sc.Eng. degree and the College Diploma in Civil and Municipal Engineering was awarded the Chadwick Gold Medal for Municipal Engineering. Articled to Stothert and Pitt, Engineers, Bath, and later to the late W. T. Douglass, Consulting Engineer, Westminster. Assistant Engineer to Port of London Authority and afterwards Resident Engineer on the Ridham Dock and Light Railway, of which Rendel, Palmer and Tritton were the engineers. Subsequently became partner in firm of Allen and Thompson, Consulting Town Planning Engineers. Publications: " The Town Plan and the House," and sundry professional papers. Present Position: Engineer in Housing Department of Ministry of Health. Club: National Liberal. War Services. —Served in France as a member of the Friends' War Victims' Relief Committee working under the French Red Cross.

THOMPSON, Frank Charles, D.Met. (Sheffield), B.Sc. (Lond.), Metallurgist; Professor of Metallurgy in the University of Manchester; b. 1890; s. of Edward Landers Thompson, Sheffield. Ed. Sheffield Royal Grammar Sch. and King Edward VII Sch., Sheffield. Training: Sheffield University. Mappin Medallist, University of Sheffield; Medallist, C.G.L.I., Iron and Steel Manufacture. Career: On Staff of Metallurgical Dept., University of Sheffield, 1912-20; Carnegie Sch. of Iron and Steel Inst., 1920; Sorby Research Fellow of the University of Sheffield, 1920-1; Author of numerous Papers on the Nonferrous Nickel Alloys, General Metallography, Magnetic and Elec. Properties, and on the Elastic Limit. Address: The University, Manchester.

THOMPSON, Frederick William, Assoc.M. Inst.C.E., Steelworks Engineer, 62, Crescent Lane, Clapham, S.W.4. T. N.: Holborn 2588. s. of Beeby Thompson, Northampton. Ed. • Completed at Rosslyn High School, Northampton; Glasgow Technical College. i900-2—On Russian oil fields. 1903—With Duke and Ockenden, Waterworks Engineers, Littlehampton. 1904-8—With Appleby's, Ltd. (now Sir William Arrol), Parkhead, Glasgow, on designing of all types of cranes. Since 1908, Mechanical Engr. with The Wellman Smith Owen Engineering Corporation, Ltd., of King's House, Kingsway, W.C.2 (formerly Wellman, Seaver and Head, Ltd. ). Chief Works: Designed new types of charging and conveying machinery for steelworks. War Services.— Joined 520th (London) Field Company, Royal Engineers, September, 1913, and went with this company to France in June, 1914 (attached to 47th Division). Released from military service September, 1916, to return to Wellman, Seaver and Head, Ltd. Recalled to army March, 1918, and went immediately to 520th Company, Royal Engineers, in France, with whom he remained till January, 1919.

THOMPSON, George William, M.I.Mech.E., Mechanical Engineer, I, Baron Grove, Mitcham, Surrey. Ed. Grammar School, Yarm-on-Tees, Yorkshire. Apprenticed as Millwright and Engineer with J. Hauxwell and Son, Yarm-on-Tees; with Head, Wrightson and Co., Ltd., Thornaby-on-Tees (Pattern Shop and Foundry). 1896—Chief Engineer to the late William Whiteley, afterwards William Whiteley, Ltd. Remodelled the Electric Installation with high-speed engines, also fitted and finished the extensive Laundries and Dry Cleaning Works at West Kensington. 1903-11 with Harrod's Stores, Ltd., as Engineer-in-chief, installing Electrical Installation for supplying the Stores with current for light and power, and private flats. Since 1911 Inspector with Mather and Platt, Ltd.

THOMPSON, James, B.E. (Queen's), M.Inst. C.E., Engr.-in-Chief, Eng. and Architectural Division; P.W.D., Perth, Western Australia.

THOMPSON, John Hannay, O.B.E., Officier d'Academie, J.P., M.Sc., M.Inst.C.E., F.R.S.E., M.Soc.C.E.(France), General Manager and Engr., Dundee Harbour Trust; b. 1869; s. of late John Thompson, C.E., of Newcastle-on-Tyne. Ed. Trinity Coll., Harrogate; University of Durham; Armstrong Coll., Newcastle-on-Tyne. Career: Graving Dock for the Wallsend Slipway Co., on the Tyne; Graving Docks South Shields, Blyth, Bilbao; Engr.-in-Charge of Section No. I of the Admiralty Harbour Works, Dover, under Coode, Son and Matthews, Westminster. Various Works: Wharves, River Walls, Sheds, Warehouses, Shipbuilding Berths, Fitting Out Jetties, Dock Gates and Caissons, Piers, etc., at Dundee. Joint Author on " Suction or Interaction Between Passing Vessels," and numerous papers. Clubs: Panmure. Address: Sorbie, Broughty Ferry. T. A.: " Dockyard, Dundee." T. N.: 1421 Dundee; 170 Broughty Ferry.

THOMPSON, John Harold, M.I.E.E., Chief Engr. and Manager, Electricity and Tramways Dept., Colne, Lancs.; b. 1879; s. of Rev. John Day Thompson. Ed. Elmfield Coll., York; and University of Adelaide, S. Aust. Training: Adelaide and Liverpool Universities. Asst. Engr. in Elec. Supply Works at Liverpool, Dewsbury, Burton-onTrent; Deputy Engr., Carlisle Electricity Dept. Publ.: " Electricity Mains " (Elec. Times, 1914). Address: Electricity and Tramways Offices, Water Street, Colne, Lancs. T. N.: 79 Colne.

THOMPSON, Joseph Pattison, A.M.I.Mech.E., M.I.Mar.E., A.M.I.N.A., Engr. and Ship Surveyor, B.O.T.; b. 1884; s. of J. R. Thompson, Builder and Contractor. Ed. Bede Collegiate, Sunderland. Training: The Tech. Coll., Sunderland; and The Mar. Sch., South Shields. Extra ist Class, B.O.T. Certificate. App. with Richardson's Westgarth Co., Ltd., Sunderland; afterwards Guarantee Engr.; later, Guarantee Chief Engr. to the same firm; Inspector of Aircraft during War; Civil Service Exam. for Surveyorship, 1919. Address: 15, Adolphus Street West, Seaham Harbour.

THOMPSON, Norman Arthur, B.A. (Cantab.) (Hons.), A.M.I.E.E., Aeronautical Engr.; b. 1874; s. of Arthur Thompson. Ed. Harrow and Trinity Coll., Cambridge. Training: Cambridge. Mech. Sc. Tripos. Career: Manager, The Clyde Valley Elec. Power Distribution Co., Glasgow, 1902-3, prior to Westinghouse Co. acquiring financial control; Man. Dir. and Head Designing Engr., The Norman Thompson Flight Co., Bognor; collaborated with F. W. Lanchester in early flying machine designs; Designer of first Flying Boat approved and adopted If% by British Admiralty in 1914, and finally standardized as a Naval type by the Air Ministry, in 1918, as " N.T.2B "; in 1919 acted in advisory capacity to William Beardmore and Co., on the application of large dirigible to commercial transport. Club: Aero. Address: Guetharv, Basses Pyrenees, France.

THOMPSON, Ralph Willmett, E., M.Inst.Met., A.M.N.E.C.Inst., Cons. Engr. (Mar., Mech., Metallurgical); b. 1888; s. of Capt. R. S. Thompson. Ed. High Sch., South Shields. Training: Armstrong Coll., Durham University. 1st Class B.O.T. Certificate. Career: Held several appointments as Mar. Engr.; Res. Engr. on Govt. Contracts in Scotland; 1915-20—Manager and latterly a Director of The Victoria Brass Foundry Co., Ltd., Edinburgh, etc.; Inventor of Improved Centrifugal Casting Machines. War Service: Lieut., The Royal Scots, 4th Vol. Battn. Address: 178, • Ferry Road, Leith, Edinburgh. T. A.: " Copper, Leith." T. N.: Leith 510.

THOMPSON, Waude, Captain, R.E., Assoc.M. Inst.C.E., M.Inst.M. and Cy.E., Borough Engineer and Surveyor, Mansfield. T. N.: 235 Mansfield. b. 1878. Ed. High School, Liverpool Institute and University College, Liverpool. Served articles with Colonel Chas. Brownridge, V. D., M. Inst.C.E., and afterwards remained with him as assistant. Appointed Senior Engineering Assistant to George T. Lynam, M.Inst.C.E., Borough Engineer and Surveyor, Burtonon-Trent. Subsequently promoted Deputy Borough Engineer and Surveyor, Burton-on-Trent. Appointed Borough Engineer and Surveyor, Mansfield, in 1915. Publications: Awarded James Forrest Medal and Miller Prize for paper on " Birkenhead Tramways," published in Proceedings of the Institution of Civil Engineers. War Services.—Captain in the Royal Engineers and served under Brigadier-General Sir H. P. Maybury, K.C.M.G., C.B., as an Assistant Corps Roads Officer in France and Flanders, 1917-20.

THOMPSON, William Bruce, C.B.E., J.P., M.I.E.S., M.I.N.A., Man. Dir., Caledon Shipbuilding and Eng. Co., Ltd., Dundee; b. 1837; s. of Peter Thompson, Shipmaster, Dundee. Ed. Dundee High Sch. Career: Started business as an Engr. at Tay Foundry, Dundee, 1866, and Shipbuilding at Caledon Shipyard in 1874. Club: Eastern, Dundee. Address: Thornbank, Dundee. T. A.: " c /o Caledon, Dundee." THOMSEN, Thomas Christian, M.I.Mech.E., M B.Sc.(Copenhagen), Cons. Petroleum Technologist (Lubrication Specialist); b. 1882; s. of H. Thomsen, Vejle, Denmark. Ed. Copenhagen Eng. Coll. Training: Eng. Works in Vejle, Jutland. 19o5—Asst., Danish State Inst., for Testing Materials; 1905-6--Engr., Vacuum Oil Co., Copenhagen; later Chief Engr. at Stockholm; 1906-18—Chief Engr., Vacuum Oil Co., Ltd., London; 1918-19— Research Engr., Anglo-Mexican Petroleum Co., Ltd., London; 1913-19--Member of The Standard Research Cttee. on Insulating Oils; 1916-19— Member of The Cttee. on Lubricants and Lubrication (Department of Scientific and Industrial Research); Inventor of several Mech. Lubricating Appliances; 1919-21—Tech. Director and Organizer of Danish Cable Works, Ltd., Copenhagen; and Tech. Adviser to B. Stilling-Andersen a /s, Copenhagen. Publ.: " Internal Lubrication of Steam Engines " 31 (Tech. Publish. Co., Ltd. ), 1910; " Practice of Lubrication " (McGraw-Hill), 192o. Club: Teknisk Commerciel, Fredriksberg, Copenhagen. Address: Phistersvej Io, Hellerup, Denmark. T. N.: Hellerup 345.

THOMSON, George Paget, M.A., Aeronautical Engr.; Lecturer, Corpus Christi Coll., Cambridge (Mathematics); b. 1892; s. of Sir J. J. Thomson, 0.M., Master of Trinity. Ed. Perse Sch., and Trinity Coll., Cambridge. 1st Class Math. Trip. Parts I and II, Sc. Trip. Part II. Career: Research work on Aerodynamics at the Royal Aircraft Estabt., Farnborough, 1915-17; afterwards Tech. Officer at Oxfordness and Martlesham Heath. Publ.: "Applied Aerodynamics," 1920 (Hodder and Stoughton). Various papers in the Tech. Reports of Advisory Committee for Aeronautics during the War. Clubs: United University. Address: Corpus Christi Coll., Cambridge.

THOMSON, Gilbert, M.A., F.R.S.E., M.Inst. C.E., F.R.Met.S., Cons. Civil Engr.; b. 1859. Ed. and Training: Lanark Grammar Sch., and Edinburgh University. In private practice since 1887, during which time has carried out numerous works, largely connected with water, sewerage, and sewage disposal, for public bodies and others; Lecturer on Sanitary Eng. in the Royal Tech. Coll., Glasgow; Pres. Sanitary Assoc. of Scotland, 1897-8; Vice-Pres. Scot. Met. Soc., 1912-14; Joint Hon. Sec., R.Met.S., 1921. Publ.: " Modern Sanitary Eng., Part I," " House Drainage, Part II," " Sewerage." Numerous papers contributed to scientific and tech. Socs. Club: Alpine. Address: 164, Bath Street, Glasgow. T. N.: Douglas 42, Glasgow.

THOMSON, John B., V.-Pres.I.Min.E., Min. Engr.; Gen. Mines Man., John Watson, Ltd. Address: St. Helens, Hamilton.

THOMSON, Thomas Muir, A.M.I.Mech.E., M.I.Water E., Engr. and Manager, Tonbridge Waterworks Co., Ltd.; b. 1887; s. of William Fraser Thomson. Ed. Kilmarnock Academy and Glasgow Tech. Coll. App. with Glenfield and Kennedy, Ltd., Kilmarnock; Asst. Engr. and Manager to Chelmsford Corpn. Waterworks, 1907—II; appointed Engr. and Manager, Tonbridge Waterworks Co., 1911; responsible for the construction of new Waterworks and Reservoirs, including large pumping station at New Wharf. Club: Medway. Address: Tonbridge. T. N.: 179 Tonbridge.

THOMSON, William Johnston, M.I.A.E., Automobile Engr.; Man. Dir. and Engr., Scottish Motor Traction Co., Ltd.; b. 1881; s. of Thomas Thomson. Ed. and Training: Glasgow. Engr. and General Manager, Scottish Motor Traction Co., Ltd., for the past 15 years; Designer of the Lothian Commercial Vehicle, etc. Clubs: R.A.C., London; Royal Scot. Auto., Glasgow; Conservative, Edinburgh. Address: 29, East Fountainbridge, Edinburgh. T. A.: "Traction, Edinburgh." T. N.: Central 932o (5 lines).

THORNBERY, William Henry, M.I.Mech.E., Consulting, Mechanical and Electrical Engineer, 32, Paradise Street, Birmingham. T. N.: 7989 Midland. b. 1844. Ed. Private school. Pupilage with the late firm of May and Mountain, engineers, Birmingham Some years with May and Mountain, then with I. P. T Morris and Co., Port Richmond Ironworks, Philadelphia. Now in private practice as Consulting Engineer. Member of Clef Club, Birmingham. War Services.—Various munition work in the ordinary way of business.

THORBURN, Thomas, M.V.O., R.D., R.N.R., Chief Engr., P. and 0. Steam Navigation Co. Address: Eildon Bank, Melrose, N.B.

THORNEYCROFT, Wallace, F.R.S.E., P.Pres. I.Min.E., Min. Engr.; Governor of Imperial Mineral Resources Bureau; Dir., Plean Colliery Co., Ltd., Lochgelly Iron and Coal Co., Ltd.; b. 1864. Ed. Charterhouse, Owens Coll., Manchester; Simpson and Wilson C. and M.E., Glasgow. Address: 113, St. Vincent Street, Glasgow.

THORNTON, Sir Henry Worth, K.B.E., B.Sc., M.Inst.C.E., M.P.W.Inst., General Manager, G.E. Railway.; b. 1871; s. of Henry C. Thornton, of Newtown, Penna., U.S.A. Ed. St. Paul's Sch., Concord, New Hampshire, U.S.A.; University of Pennsylvania. Career: 1916—Commissioned as Lt.-Col. in Eng. and Railway. Staff Corps; March 26, 1917—Deputy-Director of Inland Waterways and Docks, War Office; May 26, 1917—Asst. Director-General, Movements and Railways., War Office, with temporary rank of. Col.; Deputy-Director-General, and later Brig.-General; 1919—Inspector-General of Transportation with temporary rank of Major-General, Jan., 1919. Decorations, K. B. E.; Cross of Officer of the Order of Leopold; American D.S.M.; French Legion of Honour. Clubs: Junior Athenaeum; Royal Automobile; Queen's; MidSurrey Golf; Bishops Stortford Golf; Lotos, New York; Travellers' (Paris). Address: Great Eastern Hotel, Liverpool Street, E.C. (temporarily). T. A.: " Eastman, Rail., London." T. N.: 412 and 3140, London Wall.

THORNTON, Professor William Mundell, O.B.E D. Sc., D.Eng., Electrical Engineer, Arm. strong College, Newcastle-on-Tyne. T. N.: 3402 Cen. tral. b. 187o. Ed. Four years at Liverpool University. Eight years in works. Senior Lecturer in Engineering, University College, Bristol, 1896; Lecturer in Electrical Engineering, Armstrong College, 1898; Professor of Electrical Engineering, Armstrong College, 1906; Chairman, Newcastle Section, Institution of Electrical Engineers, 1905 and 1921-2; Pres., Association of Mining Electrical Engineers. Publications: Chiefly electrical, before Royal Society, the Institution of Electrical Engineers, in " Philosophical Magazine," etc. Address: 2, Claremont Villas, Forest Hall, Newcastle-on-Tyne. War Services.—Mining, Anti-submarine and Air Force research.

THORNYCROFT, Sir John Edward, K.B.E., M.I.N.A., Man. Dir., John I. Thornycroft and Co., Ltd.; b. Sept., 1872; s. of Sir John I. Thornycroft. Ed. St. Paul's Sch. Training: Central Tech. Coll., S. Kensington. Diploma Mech. Eng. Works Comprise: Construction of Torpedo Boats and Destroyers; various types of Steam and Motor Lorries, winning War Office and other Competitions in the early days of the industry. Papers on Destroyers and other subjects before the Inst. N.A. Clubs: St Stephen's, Automobile, Ranelagh. Address: 27, Grosvenor Road, Westminster.

THORNYCROFT, Sir John Isaac, LL.D., F.R.S., Advisory Engr. to John I. Thornycroft and Co.; b. Feb. 1, 1843; s. of Thomas Thornycroft, sculptor. Ed. Private Sch. and Glasgow University. Training: Glasgow University, under Lord Kelvin and Prof. Ranku. Career: Founded the firm of John I. Thornycroft and Co., at Chiswick, now transferred to Southampton; designed and built, at the age of 17, the steam launch " Nautilus," a complete success and which evoked widespread interest; designed and built at Chiswick " The Lightning," 1st Torpedo Boat for the British Navy, and has been a Pioneer in design and construction of High-Speed Craft. The C.M.B.'s, which did great service during the War, were the result of designs and experiments made by him at his experimental tank at Bembridge, I. W. Founded the Motor Works at Basingstoke, where a large number of Motor Lorries were built for War service, and Motors for high-speed Coastal Motor Boats. Club: Bembridge Sailing. Address: Steyne, Bembridge, I. W. T. A.: " Bembridge, Wight." T. N.: 2 Bembridge, I.W.

THORP, Edgar Leslie, M.I.E.E., A.C.G.I., Partner in firm of Thorp and Atkinson, Cons. Engrs.; b. 1874; s. of T. Moorhouse Thorp (late), of Nottingham. Ed. Private Schs. and Kingswood Sch., Lansdowne, Bath. Training: Keighley Elec. Eng. Co., Ltd.; and City and Guilds of London; Central Tech. Coll., London. Asst. Engr., Shepherd and Watney, Cons. Engrs., Leeds; Man. Dir., Elec. Bleaching Co., Ltd.; and Standard Machine Works Co., Ltd., Nottingham; Private Cons. Practice in Nottingham and Manchester; Chief Engr. with Shepherd and Watney; Private Cons. Practice as successor to Shepherd and Watney. Publ.: "Principles of Bleaching and Finishing of Cotton." Address: 32, 33, 34, Greek Street Chambers, Park Row, Leeds. T. A.: " Advice, Leeds." T. N.: 26544 Leeds.

THORPE, Robert Henry, M.Inst.C.E., Mem.Am.Soc.M.E., Consulting Engineer, 4, Queen Victoria Street, London, E.C. T. A.: " Eproht, Cannon, London." T. N.: City 216o. b. 186o; s. of James Cole Thorpe of Otby House, Lincolnshire; m. Florence Hobbs of New York. Ed. at Public School. Articled to James Simpson and Sons, Engineers, of Grosvenor Road, London; afterwards to Sir Joseph Bazalgette, M.Inst.C.E. Chairman of Students' Committee, Institution of Civil Engineers, 1885-6, when Students' Local Branches (now recognized by the Council) were unofficially established; Assistant Engineer on West Kent main drainage; Assistant Engineer, New York West Shore and Hudson River Railroad, U.S.A. Entered the lift business in London and afterwards in New York. Practised in New York, 1896-1904 (Thorpe, Platt and Co. ). Returned to London and is now a Director of Waygood Otis, Ltd., London, and of Ateliers Otis Pifre of Paris; acts as Consulting Adviser for European affairs to Otis Elevator Company of New York. Chief Works: The introduction of high-pressure hydraulic lifts in the United States; Glasgow Harbour tunnel lifts; installation of lifts and escalators for the Tube Railways of London. Member of St. Stephen's Club.

THORPE, Thomas S., A.M.I.Mech.E., Mechanical and Marine Engineer, 93, London Road, Retford, Notts, England. b. 1873; s. of Edward Smyth Thorpe, vicar of Goring, Sussex; m. 1907, Mary Gertrude Gage of Lowestoft. Ed. St. Thomas's College, Canterbury. Forth Bridge Works, Queensferry, N.B., and Denny and Co., Dumbarton, engineers and shipbuilders; also J. and G. Thompson's, Clydebank. Obtained entry into Dumbarton Drawing Office by open competition. December, 1897, joined Walker, Sons and Co., Colombo, and was engaged in marine repairs and salvage operation on Ceylon coast until 1903. 1904—Became Chief Engineer and Works Manager for Walker, Sons and Co.'s Workshops in Colombo, general engineering works, foundry and slipway; engaged in engine and boiler repairs, factory building, launch and barge construction, making of tea and coffee machinery. In 1910 joined Marshall Sons, Gainsborough, engaged in perfecting and improving tea machinery in India, Java and Sumatra, and tabulating information regarding same until 1915, 1916—Acting Manager, Marshall Sons, Calcutta office. 1917—Returned to Gainsborough, assisted in tank construction. Now Expert Tea Machinery Engineer and designer to Marshall's, Gainsborough, leading tea machine builders. Chief Works: Successful salvage of s.s. Trowbridge, struck Komari Ridge, April 8, 1907; refloated, April 2I, 190 7; docked in Colombo, April 23, 190 7; also s.s. Clan McLean Galle, 1902, docked in Calcutta; improvements in tea machinery and manufacture. Corporal, C.M.R.; Corporal, A.V.L.H. Member of Dibrugarh Club, Assam. War Services.—Assisting in tank construction.

THRELFALL, Sir Richard, K.B.E., M.A., F.R.S., M.I.E.E., F.I.C., Hon. Fellow Gonville and Caius Coll., Cambridge, Chemical and ElectroChemical Engr.; Director, Albright and Wilson, Ltd.; b. 1861; s. of Richard Threlfall. Ed. Clifton, Gonville and Caius Coll., Cambridge; University of Strasburg. Many papers, Phil. Trans. and Procs., J. Soc. Chem. Ind., 2nd. Feb. Clubs: Athenaeum, United University. Address: Oakhurst, Church Road, Edgbaston, Birmingham. T. N.: 1181 Edgbaston.

THROPP, James, M.Inst.C.E., Cons. Engr. to Lindsay County Council; and also to the Lincoln Commissioners of Sewers; b. 1839; s. of John Thropp. Ed. Private Sch., Lincoln. Training London, under Joseph Witty, Eng. Surveyor, G.N. Railway. Co. Career: Draughtsman and Asst. Engr., under R. Johnson, Engr.-in-Chief of G.N. Railway.; Partnership with J. S. Padley, County Surveyor, Lindsay, 1875, and succeeded him in 1881 as County Surveyor of Roads and Bridges, and also Surveyor to the Lincoln Court of Sewers; continued in practice as Engr. and Surveyor until July, 1920; carried out the construction of Bardney Bridge over the river Witham for the Lindsay and Kesteven C.C's.; also Langrick Bridge for the Lindsay and Holland C.C.'s and many other bridges; Police Stations and Court Houses for the Lindsay Justices at Scunthorpe, Grimsby, Horncastle, etc. For the Commissioners of Sewers, carried out the construction of Tidal Sluices on the rivers Trent and Witham; assisted J. E. Williams, Engr. to the Witham Commissioners, with new cut from Boston to the sea, making survey sections and estimates; Water Supply to Horncastle in conjunction with the late Mr. Teague, of Lincoln; new Roads in the City and County of Lincoln; Railway. Surveys, etc. Address: 27, Bailgate, Lincoln.

THURLOW, Alfred Louis, M.I.Mar.E., Chief Engr., Continental Steamship Service, G.E. Railway. Co.; b. 1883; s. of Walter Thurlow. Ed. St. Mary's R.C. Convent Sch., Ipswich; and Esplanade Sch., /'17 Harwich. Training: Harwich Corpn. Tech. Sch. App. G.E. Railway. Co.'s Mar. Eng. Works, Parkeston Quay, Essex. 1st Class B.O.T. Cert. Club: Member Lodge " Star in the East," Essex, Freemasons. Address: 14, Fernlea Road, Harwich, Essex.

THURSFIELD, Francis, B.A., M.Inst.C.E., M.I.E.E., Elec. Engr.; General Manager, Leicestershire and Warwickshire Electric Power Co.; b. 1867; s. of J. H. Thursfield, Solicitor, Wednesbury. Ed. Clifton Coll., and Trinity Coll., Cambridge. Hon. Degree in Maths. Training: Elec. Construction Co., Wolverhampton. Career: Engaged on Bournbrook (Birmingham) Accumulator Tramways; Liverpool Overhead Railway.; Borough Elec. Engr., Burnley, 4 years; City Elec. Engr., Chester, 8 years; carried out electrification of Devonport Dockyard and adjoining Admiralty Estabs., under Preece and Cardew. Address: Stockwell Head, Hinckley. T. A.: " Ruoflab, Hinckley." T. N.: 49 Hinckley.

THURSTAN, James Henry, M.Inst.C.E., Divisional Engr., L. and N.W. Railway., Lancaster, 26 years; b. 1858; s. of late James Thurstan, District Goods Manager, Wolverhampton L. and N.W. Railway., Ed. Warrington Grammar Sch. Training: P.W. Engr.'s Office, Stafford and Crewe, L. and N.W. Railway. Club: County, Lancaster. Address: Castle Station, Lancaster. T. A.: 2, Castle Park. T. N.: 584.

THURSTON, Thomas George Owens, M.Inst. C.E., M.I.N.A., M.R.S.A., F.N.B.A., F.R.B.S., Shipbuilding Director and Chief Constructor of Vickers, Ltd.; Man. Dir. of the Forth Shipbuilding and Eng. Co., Ltd.; Man. Dir. of Ferro-Concrete Ship Construction Co., Ltd.; Director of Geo. T. Grey and Co., Ltd.; Director of The Renshaw Generator Co., Ltd.; b. 1869. Address: Greenford Hall, Greenford, Middlesex. T. N.: Ealing 924, Vickers House, Broadway, S.W.

THWAITES, R. Alan S., B.Sc., Assoc.M.Inst. C.E., M.I.Mech.E., M.I. and SI, Mechanical, Electrical and Metallurgical Engineer, 79, Beverley Crescent, Bedford; b. 1888; m. eldest d. of J. A. Keay, M.I.Mech.E., of Leicester. Ed. School, Dulwich College; City and Guilds (Engineering) College, South Kensington. Pupilage with W. H. Allen, Sons and Co., Ltd., Bedford. Entirely with W. H. Allen, Sons and Co., Ltd., in various Depts., including Drawing Office, Eng. and Sales and Testing Depts. Club: Engineers', London. War Services: Engaged upon the production of " Le Rhone " Aero-Engine as Metallurgical and Research Engr.

TICEHURST, Hugh Gorham, M.B.E., M.I. Mech.E., M.Inst.Met., F.S.A., Ordnance and Explosives Engr.; Supt., Thames Ammunition Works, Erith; b. 1871; s. of Francis William Ticehurst. Ed. King Edward's High Sch., and Mason Coll., Birmingham. Training: Taylor and Challen, Ltd.; and Grenfell and Accles, Ltd., Birmingham. Engaged on design and construction of plant for manufacture and manipulation of explosives for Ordnance and Blasting. Address: " Telham," Bexley Heath, Kent. T. N.: 28 Bexley.

TICKELL, Richard Eustace, O.B.E., M.Inst.C.E., Civil Engineer, Colombo, Ceylon. b. 1864; second s. of late Commander Thomas Tickell, R.N.; m. July 28,1906, Eileen, second d. of late Sir Alexander Binnie, Past President, Institution of Civil Engineers. Pupil of late James Mansergh, Past President, Institution of Civil Engineers. Assistant Engineer, Stockton and Middlesbrough Waterworks; London County Council, Engineer's Department; Birmingham Waterworks, Resident Engineer, Pen-y-gareg Dam; Colombo Drainage Works, Chief Resident Engineer, 1902-12. President, Engineering Association of Ceylon, 191o. Publications: "The Vale of Nantgwilt, a Submerged Valley," 1894. Member of the Junior Carlton Club. War Services.-19r 4-9—Staff Officer, London Defences Major, General List, 1917.

TIDDEMAN, P. J. S., Lieut., M.I.E.E., Electrical Engineer, The Brick House, Great Warley, Brentwood, Essex. b. 1870. Ed. Christ's Hospital, Lancaster Grammar School, Hanover Square Engineering Coll. 189o-93 Pupil, Crompton and Co., Ltd. 1893-5 Outside Foreman, Crompton and Co. 1895-9—Manager, Pontypool Electric Light Co. 1899-1902—Borough Electrical Engineer, St. Annes-on-Sea Urban District Council. 1902-1O—Borough Electrical Engineer, Stoke-on-Trent Corporation. 1912-15—General Manager, Llanelly Tramways. Chief Works: Electricity Supply Works designed and laid down at St. Annes-on-Sea and Stoke-on-Trent. War Services.—Chief Electrical Engineer to the Western Command, Chester, 1915-19.

TIDSWELL, Hubert Royds, B.Sc. (Hons., Lond.), Assoc.M.Inst.C.E., Civil Engineer, Castleton, Rhyl, North Wales; b. 1886. Ed. at Rossall School, 1900-3, and University College, London, 1907-1o. Apprenticed to John Musgrave and Sons, Bolton, 1903-7. Demonstrator in Mechanical Laboratory, University College, London, 1910; Great Central Railway, Marylebone and Immingham, 1911; Leach's Argentine Estates, 1912-15; Aeronautical Inspection Department, 1916-19; joined the firm of Brunner, Mond and Co., December, 1919. Chief Works: Immingham Docks. Clubs: Public Schools, Rhyl Golf. War Services.—Aeronautical Inspection Department, Royal Air Force. In charge of a group in the Midlands.

TIMMINS, Arthur, J.P., Assoc.M.Inst.C.E., A.M.I.Mech.E., F.G. S., Civil Engr., Argyll Lodge, Runcorn, Cheshire. T. A.: "Major Timmins, Runcorn." T. N.: 117 Runcorn. s. of the late Ebenezer Timmins, founder of E. Timmins and Sons, Ltd., Runcorn. Training at E. Timmins and Sons, Ltd., engineers, ironfounders and waterworks contractors. Now Managing Director and Vice-Chairman of this company. Retired Major, 5th Cheshires (T.F. ). War Services.—Captain, 3rd Volunteer Battalion Cheshire Regiment.

TIMPSON, F. M., M.I.Mar.E. (Member of Council), 4, Coventry Road, Ilford, E.

TIPPETT, Arthur May, M.Inst.C.E., Railways., Harbours, Waterworks, Irrigation; Cons. Engr., Johannesburg; b. 1859; s. of G. F. Tippett. Ed. Brighton Coll. Crystal Palace Sch. of Eng. Pupil of late F. C. Stileman; Asst. Eng. on Barrow and Furness Railways; Barrow Docks; Parliamentary Work; Asst. Engr. District Engr., Res. Engr., Chief Res. Engr. and Asst. Engr.-in-Chief, Cape Govt. Railways.; District Engr. of Cape P.W.D.; Cons. Engr. for De Beers Co., in Klerksdorp XIV. Streams Railway.; Chief Engr. for Concessionaires of Kaapmuiden Barberton Railway., Transvaal; since Union Engr.-inChief of S. African Railways. and Harbour s; now private practice. Pamphlet for British Assoc. on Cape Railways. Clubs: Rand; Civil Service, Capetown. Address: 56 and 59, Winchester House, Loveday Street, Johannesburg.

TITLEY, Arthur, M.I.Mech.E., Consulting Engineer, Queen's College, Paradise Street, Birmingham. T. A.: "Tiquad, Birmingham." T. N.. Mid. 1270. Served apprenticeship with Samuel Fisher and Co., Mill Street, Birmingham, and studied at Mason's College. In practice as Consulting Engineer since 1894. Work includes works design and layout of plants for hot and cold rolling mills, iron and tube mills, steam and electrical engineering, etc., as well as seamless and welded iron and steel tube mills. Was joined in 1905 by the late Charles Henry Wall, who died in 1917 while starting a tube works in France. War Services.—Engaged throughout the war on factory buildings, new plant and extensions of plant for the production of rolled metals, steel tubes, etc., in England, as well as plant for French and Italian munition works.

TODD, Joseph, M.I.N.A., M.I.Mar.E., A.M. I.E.S., Supt. Engr., Henderson Line Steamers; b. 1877; s. of James Todd. Ed. Allan Glen's Sch. Training: Glasgow Tech. Coll. Extra 1st Class B.O.T. Cert. Surveyor to British Corpn. for the Survey and Registry of Shipping, 1905-8. Address: 116, South Brae Drive, Jordanhill, Glasgow. T. N.: Western 2732.

TOFTS, Crozier Fullerton, F.C.S., M.Inst. M.M., M.I. and S.I., F.R.S.A., Chief Metallurgist, G. Indian Peninsula Railway.; b. 1884; s. of B. Crozier Tofts. Ed. St. Paul's Sch., London. Training: Royal Tech. Coll., Glasgow. Asst. to Prof. F. W. Harbord, C.B.E., F.I.C., A.R.S.M., F.C.S.; Asst. Chemist and Metallurgist, East Indian Railway. Clubs: Royal Socs.; Junior Army and Navy, London, S.W.; Royal Bombay Yacht, India.

TOMES, William Jameson, M.B.E., M.I. Mech.E., Loco. Supt., E.I. Railway., Jamalpur, India.

TOMLINSON, Frederick, M.Inst.Met. (Member of Council), Broughton Copper Co., Ltd., Manchester.

TOMLINSON, Thomas, B.A.I., M.I.E.E.,, M.Inst.C.E.I., Cons. Engr.; b. 1858; s. of Dr. W. H. Tomlinson. Ed. King's Hospital and Grammar Sch., Dundalk. Training: Trinity Coll., Dublin. Mathematical Sizarship, Exhibition, First of First Hons. Maths. and Modern Languages, Senior Moderator and Gold Medallist, " Muller's " Medal, Inst.C.E.I. (1919). App., Profs. Ayrton and Perry (London); Harbours and Rivers Dept., Queensland, Australia; Metropolitan Electric Supply Co. (London); Chief Engr., Gordon and Co. (London); Elec. Engr., Bray U.D.C. (Ireland). Papers before the I.E.E., and Inst.C.E.I., on " Peat Fuel," and on " The Bogs as an Industrial Asset." Address: 9, Dawson Street, Dublin. T. N.: Dublin 837.

TOMPKINS, Albert Edward, Engr. Capt., R.N. (Retd.), C.B.E., M.I.Mech.E., Cons. Engr. (Mar. and Mech. ) ! b. 1863; s. of the late John Tompkins, Aveley Hall, Essex. Ed. Private Schs.. Training: Portsmouth, Engr. Student, H.M.S.A " Marlborough." R.N. Coll., Greenwich, 1st Class Certificate and one year's seniority. Career: Served on China, Mediterranean (twice), Australian, Atlantic, Home, and East Indies Stations; Chief Engr. of H.M.S. " Porpoise," during warlike operations in Samoan Islands, 1898-9; Commander, 1901; Instructor in Steam and Mar. Eng., Machine Construction, etc., at R.N. Coll., Greenwich, and Lecturer to the R.N. War Colls., 1902-8; Senior Engr. Officer, East Indies Squadron, 1909-1; Medals and Clasps for Services in Persian Gulf and Somaliland; E.C.D. at Chatham Dockyard, 1911-13; and retired with rank of Engr.-Capt., 1913; started in practice as Cons. Engr.; during War in charge of Emergency Repairs in Clyde District, 1914-17, including about 1,200 vessels; and in Genoa and N.W. Italy, 1917-19; now principally engaged on development of his invention of Dryers and Separators for Boilers (internal to overcome Priming), Steam Service, Compressed Air and Gas Plants. Publ.: " Mar. Eng." (5th Edition), " Turbines " (3rd Edition ), " The Construction and Working of Belleville Boilers," " Priming in Water-Tube Boilers," " The Water-Tube Boilers of the Interim Report," 1898. Address: Little Brookley, Brockenhurst, Hants. T. A.: " Brockenhurst."

TONGE, James, Consultant and Mining Engineer, 17, Silverwell Street, Bolton. T. A.: " Cartridge, Bolton." T. N.: 1057 Bolton. Ed. Bolton School and Owens College, Manchester. Lecturer in Coal Mining at Manchester University in 1902, 1903, 1904. Now practising as Consulting Mining Engineer for collieries in Lancashire, North Wales, Yorkshire and Staffordshire. Author of " The Principles and Practice of Coal Mining " and " Coal "; papers read before Royal Society of Arts, Society of Engineers, Institution of Mining Engineers; received Society of Engineers' Premium. Inventor of hydraulic mining cartridge, a substitute for explosives; awarded Gold Medal of Society of Arts, as best invention of year for saving life and limb. Sole owner of business and patents of same. The appliance used for all excavating purposes, especially concrete and rock.

TOOKEY, William Alfred, M.I.Mech.E., M.I.A.E., Consulting Mechanical Engineer (specializing on Power Plants), 39, Victoria Street, London, S.W.I. T. N.: Victoria 7423. b. 1871; M. 1897, to Minnie, n. of late Willoughby Smith (Past President, Institution of Electrical Engineers). Training in the works of A. H. Bateman and Co., Ltd., general engineers, Greenwich, and afterwards at Appleby Brothers, Ltd., of the same town. Fifteen years with Tangyes Ltd., hydraulic and general engineers. Past Chairman and now Hon. Secretary and Treasurer, Junior Institution of Engineers. Chief Works: Tests of considerably over 1,000 engines fed by public gas mains throughout the London area; designed method of comparing the output of power from internal combustion engines with the relative richness of charge, known as the " Tookey Factor." Publications: Handbook, " Gas Engines—their Advantages, Action and Application "; " Gas Engine Manual " and others. Papers read before the Institution of Mechanical Engineers, the Society of Chemical Industry (London Section ), British Association, etc. Member of the Engineers' Club, Manchester.

TOOMS, John Grice, A.M.I.Mech.E., Gas and Mechanical Engineer, Villa Solyst, Skoien, Christiania, 37 T. A.: "Tooms, Christiania." b. 1875. Ed. Greenholme High School and privately. Training under John Tonns, C.E., and Davis Terrace, M.Inst. C.E., Corporation Gas Works, Middlesbrough. r900-13—Engineer and Manager, City of Waterford Gas Company, Waterford, Ireland. 1913-15—Chief Engineer and Assistant Fuel Manager, Primition Gas Company, Buenos Ayres. Since 1915—Managing Director and Chief Engineer, Gas Works, Christiania. Consulting Engineer to Gas Works, Drumness. Past President and Hon. Secretary, Irish Association of Gas Managers. Publications: Papers read before Institution of Gas Engineers and Irish Association of Gas Managers.

TOPLIS, Claude Martineau, Chief Engr., Stothert and Pitt, Ltd.; b. 1879; s. of John Toplis, Chesterfield. Ed. Chesterfield Grammar Sch. Training: Nottingham University Coll. Asst. Works Manager, G. R. Turner, Notts; Asst. Manager, Hernan and Froude, Worcester; Chief Mech. Designer, Siemen's, Stafford; Inventor, Patent Ventilated Commutator for D.C. Turbo Generators, and of Toplis Patent Horizontal Luffing Crane. Address: Stothert and Pitt, Ltd., Bath. T. A.: " Stothert, Bath."

TORPY, R. N., M.I.E.E., A.M.I.Mech.E., Electrical Engineer, Electricity Works, Stanley Road, Tunbridge Wells. T. A.: "Electricity, Tunbridge Wells." T. N.: 565. b. 1879. Ed. Bancroft College, Woodford; City and Guilds Technical College, London. Three years' apprenticeship, H.M.S. Workshops; 1 years Junior Assistant Engineer, Bolton Corporation Electricity Works; 3 years Assistant Engineer, Wimbledon Corporation Electricity Works; io years Chief Assistant Engineer, Wimbledon Electricity Works; 7i. years Chief Electrical and Consulting Engineer, Tunbridge Wells Corporation.

TOUGH, Geo., Engr. and Manager, Corpn. Lighting, Coventry. Address.: Council House, Coventry, Warwick.

TOWNSEND, Harry, M.Inst.C.E., Gas Engineer, St. John's Villa, Wakefield. T. A.: " Gasworks, Wakefield." T. N.: 442 Wakefield. b.1852; second s. of the late William John Townsend; m. Esther Caroline Stalberg (now deceased ). Ed. Great Yarmouth Grammar School. Articled to W. H. Willis, late Engineer of the Great Yarmouth Gas Co. 1876—Draughtsman to the Crystal Palace Gas Co. 1876-80—Engineer and Manager, Waltham and Cheshunt Gas Co. 1880-4—Manager of Thornton Road Gas Works, Bradford, Yorks. 884-90— Engineer and Manager, Dewsbury Corporation Gas Works, and Manager of the Waterworks. 1890-5— Engineer and Manager, Plymouth Gas Co. Since 895—Engineer and Manager, Wakefield Gaslight Co., and now Managing Director. Chief Works: Extensions to Crystal Palace Gas Works; remodelling of the Waltham Abbey Gas Works; erection of new works costing poo,000 for the Plymouth Gas Co.; remodelling of the Wakefield Gaslight Company's works. Gold Medallist of the Institution of Gas Engineers. President of the Manchester District Institution of Gas Engineers; Member of Council, the Institution of Gas Engineers; Member of Council, the British Commercial Gas Association; Member of Council, the National Gas Council; Member of Council,, the National Committee of Gas Employers.

TOWNSEND, William Walter, Member of Council Inst.Gas.E., Engr. and General Manager, Colchester Gas Co.; District Secretary of National Gas Council and Employers' Federation; b. 1881;„ s. of H. Townsend, M.Inst.C.E. Ed. Plymouth Grammar Sch., and Leeds Secondary Sch. Training: Wakefield Gasworks and various Eng. Works. Asst. Manager, Wakefield Gas Co. and Colombo Gas Co.; Works Manager, Warrington Gasworks; Engr. and Manager, Hereford Gasworks; carried out Extensions at all the above Works. At Colchester, complete scheme of modernization, including reinforced concrete piles and foundations, coke bunkers carried on piles, coal breaker pit in reinforced concrete below tidal level; coal and coke handling machinery, electric power plant, purifiers, etc. Papers on " Gas Fitting Work," and on " Water Gas," read to District Gas Assocs. Presidential Address to Eastern Counties Gas Managers, 1920. Address: Hythe Hill, Colchester. T. A.: " Gas, Colchester." T. N.. 19.

TRAIN, John Cumberland Landale, M.C., Assoc.M.Inst.C.E., Civil Engineer (Railways), Southend, Campbeltown, Argyll; and 143, Auckland Road, Upper Norwood. T. N.: 1743 Sydenham. b. 1888; s. of Rev. J. G. Train, Southend, Argyll, and Julia Landale Train (née Watt). Ed. Dulwich College and Hull Technical College. Pupil, North British Railway Co.'s Engineer's Office, Edinburgh. Assistant, North British Railway Co.; Assistant, Great Northern Railway Co.'s Engineer's Office; Resident Engineer on following works: Kirkstead and Little Steeping Light Railway (G.N. Railway ), Hertford to Stevenage Railway (G.N. Railway), Hitchin New Yard (G.N. Railway), King's Cross New Road (G.N. Railway). War Services.—Enlisted in Royal Fusiliers, August, 1914; 2nd Lieutenant, Royal Engineers, October, 1914; Lieutenant, Royal Engineers, June, 1915; Captain, Royal Engineers, January, 1916; Major, Royal Engineers, September, 1918. Served in France and Belgium (Field Companies, Royal Engineers), x915, 1916, 1918, 1919; wounded September, 1916 (Somme). Awarded M.C. 1918. Demobilized, June, 1919, with rank of Major.

TRAVERS, Ernest, M.I.Mech.E., Mechanical Engineer (Engines, Finishing Machinery and General Repairs), c/o Travers and Co., Springfield Road, Belfast. T. A.: "Travers, Belfast." T. N. 573 Belfast. b. 186o; s. of General E. A. B. Travers, Madras Staff Corps; m. d. of Rev. J. Black, Dundalk, Ireland. Ed. Colage Galliard, Lausanne, Switzerland, and privately, England. Most of his time abroad. Many years in Australia on the erection of Swallow's sugar mills, also Lorridan's in Queensland, and on several gold mines. Now member of firm, Travers and Co. Member of the Ulster Club, Belfast. War Services.—Travers and Co. manufactured shells, hand grenades and aeroplane parts.

TRAVERS, James Lindsay, Wing-Com., .B.E., Assoc.M.Inst.C.E., Mechanical Engineer, 15, Bedford Gardens House, Campden Hill, W.8. T. N.: Park 1936. b. 1884. Ed. Wellington College and King's College, London. With Legros and Knowles, Willesden. Experimental work on Aeroplane engines and aeroplanes at Eastchurch in 1909 and 1910; with Short Brothers, 1911-12; joined Royal Flying Corps, Naval Wing, in 1913, and 0.1 continually engaged in experimental work on Naval aircraft and engines until 1919. Chief Works: Organization and management of Test Depot, Grain, Kent. Associate Member, Institution of Automobile Engineers; Fellow, Royal Aeronautical Society. Member of the Royal Aero Club.

TRAVERS, W. H., Borough Engr., Wallasey Corpn., Wallasey.

TRAVIS, Henry, C.B.E., I.S.O., M.I.Mech.E., M.I.N.A., Supt. Engr. and Constructor of Shipping, Royal Arsenal, since 1896; b. 1858. Advising Officer on Boats and Vessels to H.M. Customs; invented the means for improving the speed of targets used in Royal Artillery practice from fortresses. Address: Royal Dockyard, Woolwich.

TREDCROFT, Arthur F., Assoc.M.Inst.C.E., Civil Engineer, University Club, Vancouver, British Columbia; b. 1880. Ed. Public school. Received training as articled pupil to S. B. Cottrell, General Manager, Liverpool Overhead Railway Co. Assistant and Resident Engineer on the following works: Liverpool Overhead Railway and Lancashire and Yorkshire Railway Junction at Seaforth; electrification of the Blackpool, Lytham and St. Annes Railway; construction of the Portmadoc, Beddgelert and South Snowdon Railway; construction of the Pennsylvania Railway North River Tunnels, New York; construction of the New York, Manhattan and Hoboken Railway Tunnels, Jersey City; construction work with British Columbia Electric Railway Co., Vancouver; Vancouver Power Co., hydro-electric development at Lake Coquitlam, British Columbia; Vancouver Sewerage Board, tunnel construction, etc.; William Lyall Shipbuilding Co., construction of Munition Board boats and auxiliary schooners. Member of the University Club, Vancouver, British Columbia. War Services.—Shipbuilding.

TREMAIN, Francis, M.I.E.E., Elec. Engr. ( Telephone and Telegraph); b. 1855; s. of Wm. Hy. Tremain, Plymouth. Ed. Private Schs. and Tech. Classes. Training: City and Guilds of London Inst. and Engr.-in-Chief's Office, G.P.O. Forty-five years in P.O. as Telegraphist and Eng. Officer, retiring as Supt. Engr. S.W. Dist., England; previously Tech. Officer and Staff Engr. to six Engrs.-in-Chief of the P.O., commencing with Sir Wm. Preece; carried out exhaustive experiments on Telegraph and Telephone Apparatus and Cables; re-designed the Hughes Type-printing Telegraph for Motor Driving; invented Quadruple Pair Cables; initiated experiments in 1901 on loading of Telephone Cables; designed Cables and prepared estimates for W. of England route from London to Penzance. War Work: Asst. Inspector of Munitions Areas, Preston; and Lecturer on Wireless Telegraphy, University of Bristol. Address: 36, Manor Park, Redland, Bristol.

TRENCH, Ernest F. C., Lt.-Col. Eng. and Railway. Staff Corps, C.B.E., M.A., B.A.I., Member of Council Inst.C.E., Chief Engr., L. and N.W. Railway; b. 1869; s. of George F. Trench, B.A., F.S.I., J.P. Ed. Monkton Combe Sch., Bath; Lausanne; and Trinity Coll., Dublin. Training: Euston, as pupil to late E. B. Thornhill. 1895-9—Asst. Engr., L. and N.W. Railway., principally on the construction of the Heaton Lodge and Wortley Railway.; 1899-1902—Res. Engr., Mid. Railway., on the Alfreton and Clay Cross Widening and Alfreton second Tunnel; 19o3-6— Engr. to the N.L. Railway.; in 1906, returned to the L. and N.W. Railway. as Asst. Engr. to the late E. B. Thornhill, on whose retirement, in 1909, he was appointed Chief Engr. Publ.: " Alfreton Second Tunnel (Minutes of the Inst.C.E.). Club: Union. Addresses: Engr.'s Office, Euston; The Firs, Croxley Green, Herts. T. A.: " Trench, Euston, London." 7'. N.: Museum 2900.

TRENCHAM, Henry, Assoc.M.Inst.C.E., A.M.I.E.E., Electrical Engineer, " Belsaye," Kingsend Avenue, Ruislip, Middlesex; b. 1884. Ed. High School Tech. Coll, West Hartlepool. Pupilage with Veritys, Ltd., Aston, Birmingham. Draughtsman, Naval and General Switchgear Work, Electric and Ordnance Accessories Co. (Vickers, Sons and Maxim ), Aston; Designing Engineer, A. Reyrolle and Co., Ltd.: Engineer and Manager, Switchgear Construction Co., Ltd., Birmingham Works; Chief Switchgear Engr., British Thomson-Houston Co., Ltd., Willesden. Name changed from Henry K. Trechmann by deed poll, October 25, 1919. War Services.—Control switchgear for submarine accessories; design and manufacture of light six-cylinder aeroplane magneto; sundry aeroplane fittings, etc.

TRESILIAN, Albert Stewart, B.A., B.Eng., Assoc.M.Inst.C.E., General Manager, Boving and Co., Ltd., Electro-Metals, Ltd., and Boving Eng. Works, Ltd.; b. 1881; s. of Richard Stewart Tresilian. Ed. St. Columba's Coll. and Trinity Coll., Dublin. Training: Dublin University, Trinity Coll. Asst. Engr.,construction of Underground Electric Railways. Power Station, Lots Road; Sub-Station Supt., Bombay Electric Supply and Tramway Co.; Contract Engr. for the British Thomson Houston Co., Ltd., Rugby. Address: Private—" Norvic," Salisbury Avenue, Cheam, Surrey. Official-56, Kingsway, London, W.C.2. T. A.: " Jenorten, 'Phone, London." T. N.: 1154 Sutton; and 642o Holborn.

TRESTRAIL, Nicholas, Assoc.M.Inst.C.E., M.Inst.M.M., Civil, Mining and Consulting Engr., Claremont Road, Redruth. T. A.: "Trestrail, Redruth." T. N.: 54 Redruth. b. 1858. Ed. Dr. Crossman's private school, Redruth, and with the late John Hocking, Civil and Mining Engineer, Redruth. Has acted as Consulting Engineer for several Mining Companies and Slate Quarries. Designed pumping plants and drained important mining areas in Cornwall, notably Carn Brea and Tincroft, South Crofty, Basset and Grylls, Killifreth, Basset Mines and Phoenix United Mines. ' At this latter mine special methods, using plant designed by him, were first successfully applied in this country. Also laid out several important concentration plants for complex and other ores, such as tin, wolfram, arsenic, lead and copper. War Services.—Acting Engineer throughout Cornwall for the Cornwall Munitions Board of Management from August, 1915, to November, 1918.

TREWARTHA-JAMES, William Henry, Vice-Pres. Inst.M.M., of James Brothers, Cons. Engrs. (Min. and Metallurgy), Finsbury House, Blomfield Street, E.C.2. T. A.: "Trewartha, Av." T. N.: London Wall 6710, 6254.

TREZISE, John Michell Grylls, M.I.E.E., Supt. Engr., Post Office Eng. Dept., London Power District, Upper Ground Street, London, S.E.

TRINHAM, James Samuel, M.I. and Metallurgist; Director of N. Hingley and Sons, Ltd., Dudley; and Harts Hill Iron Co., Ltd., Brierley Hill; b. 1866; s. of James S. Trinham, Norton-onTees. Ed. Stockton Grammar Sch. and Sc. Sch. Training: Stockton Malleable Iron Co., Ltd. Member South Staffs Iron Masters' Assoc., of M.I. and S.W.B., the National Fed. of Iron and Steel Manufacturers, and the Central Council of Wages Assocs.; Director of the British Iron Manufacturers' Research Assoc. Club: Midland, Birmingham. Address: " Abbotsford," Pedmore, near Stourbridge. T. A.: "Trinham, Pedmore, Stourbridge." T. N.: 123 Stourbridge.

TRITTON, Sir Seymour Biscoe, K.B.E., M.Inst.C.E., M.I.N.A., Partner in the firm of Rendel Palmer and Tritton, Civil and Cons. Engrs.; b. 1860; Chairman, B.E.S.A. Conference on Locomotives. Address: 12-14, Dartmouth Street, Westminster, S.W.I; Hill Manor, Surbiton Hill, Surrey. T. N.: Kingston 83o.

TRITTON, Sir William Ashbee, Member of Tritton, Foster and Co., Lincoln. At M. of M.; took a share in development of Tanks; b. 1876. Address: c /o Tritton, Foster and Co., Lincoln.

TROTTER, Alexander Pelham, B.A.(Cantab.), M.Inst.C.E., M.I.Mech.E., M.I.E.E., Consulting Engineer, Greystones, Teffont Ewyas, Salisbury, Wilts. Training with Easton and Anderson, 1880-3; Goolden and Trotter, dynamo manufacturers, 1884-7 Editor of " The Electrician," 189o-5; Electrical Engineer to the Government of the Cape of Good Hope, 1896-9; Electrical Adviser to the Board o Trade, 1899-1917; partner in the firm of Handcock, Dyker and Trotter, consulting engineers, I917-20. At present retired from practice. Publications: " Illumination: Its Distribution and Measurement "; " Elements of Illuminating Engineering "; and numerous papers to Scientific Societies. Member of the Athenaeum Club, Pall Mall, London.

TROUGHTON, Henry James, Assoc.M.Inst. C.E., A.M.E.E., A.M.Mech.E., Civil and Electrical Engineer, Manor House Office, Finsbury Park, N.4. T. A.: " Lentiscus, Finspark, London." T. N.: Tottenham 77. b. 1883. Ed. Grocers Company's School, Hackney Down, and Holt House, Cheshunt; Matriculated, London University. Electrical Engineering Course, Finsbury Technical College; Evening Classes, Manchester School of Technology. Works of British Westinghouse, Trafford Park; sub-station work, London County Council; power house work, North Metropolitan Power Supply Co.; Technical Assistant to Engineer, North Metropolitan Power Supply Co., and Metropolitan Electric Tramways; Assistant Engineer, Metropolitan Electric Tramways; 1913—Mechanical Engineer, London United Tramways; 1919—Mechanical Engineer, Metropolitan Electric and London United Tramways; in charge of the repairs and maintenance of all rolling stock for above companies. War Services.—Organized manufacture of shells and other munitions at central repair shops of London United Tramways, also the finishing station for shells for the Western District of the Metropolitan Munitions Committee.

TROUP, John Dawson, Capt. R.A.F., M.I. Mech.E., Light and Power Engr., Fuel Technologist; Assoc. Editor " Industrial India "; b. 188o; s. of James Troup (late), Christchurch, N.Z. Ed. Boys' High Sch., Christchurch, N.Z. Training: Canterbury Coll., N.Z., under Prof. R. J. Scott. App. Dunedin Foundry Co., Ltd., N.Z.; Works Manager, Crown Ironworks Co., Ltd., N.Z.; Commercial Manager, Gas Engine Dept., Mather and Platt, Ltd., Manchester; Machine Shop Instructor, R.A.F., during War; erected first Bituminous Gas Power Plant in Australasia, and read the first paper on " Gas Producers " before the Canterbury Coll., Eng. Soc., Christchurch, N.Z. Regular contributor to Tech, and Industrial Press. Addresses: " Industrial India," Kern's House, Kingsway, W.C.2.; (Private) 24, Quintin Avenue, Merton Park, S.W.2o. T. N.: 582o Holborn.

TRUSCOTT, James Y., M.I.Mar.E., Engr. Surveyor to The Vulcan Boiler and General Insurance Co.; b. 1887; s. of Elias Truscott (retired), Mar. Engr., Truro. Ed. Probus Sch., Cornwall. Training: F. Hovenden's Mar. Engrs.' Academy, Cardiff. Extra ist Class B.O.T. Certificate, 1913. Five years App. with F. Bartle and Sons, Carn Brea, Cornwall; 9i years in Mercantile Mar., and R. B. Chellew Steam Navigation Co., Truro, including 5 years as Chief Engr. Address: Rosewyn Cottage, Truro, Cornwall.

TRUSCOTT, Samuel John, A.R.S.M., Prof. of Min., Royal Sch. of Mines, since 1919; b. 1870; s. of John Truscott. Ed. Southampton. Training: Royal Sch. of Mines. Career: 1889-92—Gold and Tin Min. in the F.M.S.; 1892—visited Aschio Copper Mines, Japan; 1893—Lisbon-Berlyn Min. Co., Lydenburg, Transvaal; 1894-97—Witwatersrand Goldfields; 1898—Ural Goldfields; 1899-i900— Exploration Work in Borneo; 900-I—Gold Min. in the Celebes; 1902—Exploration in W. Af.; 1902-8—Gold Min. in Sumatra; 1909-13—Cons. Engr. in London; 1913-19—Asst.-Prof. of Min. at the R.S.M. Publ.: " Witwatersrand Goldfields, " " Ore Deposits " (Translation), " Ore Dressing " (in Press)—Macmillan and Co. Address: 32, Netherhall Gardens, London, N.W.3. T. N.: Hampstead 4183.

TRYE, Charles Brandon, M.Inst.C.E., M.Inst.T., Civil Engr., Engr. 's Office, Northern Div., Midland Railway, Leeds. T. N.: 22171 Leeds Central. b. 1867; eldest s. of the late Henry Norwood Trye, J.P., of Leckhampton, Gloster; m. Mary, d. of the late Vice-Admiral Pickard in 1898. Ed. Cheltenham College and King's College, London. Articled to W. H. Barlow, F.R.S., and Son, of Westminster. In charge as Resident Engineer of many important works for the Midland Railway Company, 189o-1915; Northern Divisional Engineer to the company since 1915.

TRYON, C., Min. Engr., Old Park, Dudley, Worc.

TUCKER, Alexander Edwin, F.I.C., Cons. Chemist and Chemical Engr.; b. 1854. Ed. City of London Sch., and University Coll. Training: Edward Riley F.I.C., London. Career: Chief Chemist, Rhymney Iron and Steel Works; Steel Works Manager at Bolckow Vaughan and Co.; P.-Pres., S. Staffs I. and S.' Inst., and the Birmingham Section fr7 S.C.I.; Cons. Technologists, the Birmingham Small' Arms Co., etc., etc. Club: Midland, Birmingham. Address: 59, Cambridge Street, Birmingham. T. A.: " Oxide, Birmingham." T. N.: Cent. 6352.

TUCKER, William Thomas, M.I.N.A., M.I. Mar.E., M.I.E.S., M.R.Ae.S., Supt. Engr., Union S.S. Co., of New Zealand, Ltd.; b. 1875; s. of Joseph Tucker. Training: Durham Coll. of Sc. and Hartley Coll., Southampton. Career: Trained in Works and Offices, of Vickers, Ltd., at Barrow; afterwards assisted Doxfords, of Sunderland; Fay and Co., Southampton; did some cons. business; nearly 5 years in the British India Co.; obtained B.O.T. Extra ist Class Cert.; with Babcock and Wilcox, 8 years, of which spent 3 years in Russia in charge of operations on large electric power installations. Joined the Union S.S. Co., of N.Z., 1911, and assisted in producing several special passenger vessels propelled by turbines, oil-fired boilers, water tube boilers, and Diesel engines. Address: Croftbank, Glencairn Drive, Maxwell Park, Glasgow. T. N.: 44o Pollokshields.

TUCKETT, Philip Debell, Member of Council I.E.E.; b. 1868. Ed. Marlborough Coll., and Trinity Coll., Oxford; Director of British Electric Traction Co., Ltd.; Buenos Aires City and Suburban Tramways, Ltd.; Bulawayo Waterworks Co., Ltd.; City of London Electric Lighting Co., Ltd.; Chairman of Cornwall Electric Power Co., Ltd.; Edmundson's Electricity Corpn., Ltd.; Urban Electric Supply Co., Ltd.; Member of Council of The British Elec. Federation, Ltd., and of the Incorporated Assoc. of Electric Power Co's. Address: 17, Durham Villas, Kensington, London, W.8.

TUCKWELL, H. M. Surtees, M.I.Mech.E., Mechanical Engineer, c/o Tata, Ltd., 62, New Broad Street, E.C.2. T. A.: "Tatald, London." T. N.: London Wall 6717. b. 1872; s. of Rev. William Tuckwell. Ed. Mason College, Birmingham. Training with Tangyes, Ltd., Birmingham, and Maudslay, Sons and Field, Lambeth. Assistant Engineer, Royal Navy; Assistant Works Manager, John I. Thorneycroft, Chiswick; Works Manager, Joshua Buckton and Co., Ltd., Leeds; Director, Engineer and Purchasing Agent for Tata, Ltd.; Agent for Tata Iron and Steel Co.,. Ltd., Jamshedpur, India; Tata Hydro-Electric Power Supply Co., Ltd., Bombay; Andhra Valley Power Supply Co., Ltd., Bombay;. Indian Cement Co., Ltd., Bombay, etc.

TUDSBERY, Henry Tudsbery, M.C., C.E., Officier de l'Ordre de la Couronne de Belgique, Civil Engr.; Director of Eng., Roads Dept., Ministry of Transport; b. 1886; s. of J. H. T. Tudsbery, D.Sc., M.Inst.C.E. Ed. Marlborough Coll., and King's Coll., London University. Career: Trained in the Loco. Works and Civil Eng. Dept., L. and S.W. Railway.; Asst. Engr. on Southampton Dock Works; Res. Engr. on Kingston-on-Thames Bridge Reconstruction and Southwark Bridge Reconstruction; Commissioned in Corps of Royal Engineers, and served with British Army in France, 1915-19; then held office of Asst. Director of Roads to the 4th British Army with rank of Lt.-Col. R.E. Club: Junior Carlton. Address: Hill House, Harlow, Essex.

TUDSBERY, John Henry Tudsbery, D.Sc.. (Glas.), M.Inst.C.E,, Secretary to The Inst. C.E.; b. 1859; s. of William Tudsbery Turner, of Storeton, Cheshire. Ed. Birkenhead Sch. and Glasgow University. Medallist and Prizeman of the University. Served articles to the late G. F. Deacon, LL.D., M.Inst.C.E.; also a period of training at the Barrow Steel and Ironworks; engaged in a responsible capacity on the Waterworks of the Liverpool Corpn., and under the Japanese Govt. on Water Supply and Harbour Works; practiced privately at Liverpool, 1887-92; in 1892, appointed Asst. Sec., and in 1896, Sec. to the Inst. C.E.; Hon. Sec. to the B.E.S.A. since its establishment. Joint Author of " Waterworks Eng." Author of various professional papers. Editor of the Proceedings of the Inst. of C.E. Clubs: Athenaeum, Royal Cruising. Address: Great George Street, Westminster, S.W.i. T. A.: " Institution, London." T. N.: Victoria 4577.

TULLIS, David Kiel, M.I.Mech.E., M.I.E.S., Man. Dir. of D. and J. Tullis, Ltd., Clydebank, and John Tullis and Son, "Ltd., Glasgow; b. 1866; s. of the late John Tullis, of John Tullis and Son, Ltd. Ed. Glasgow High Sch.; St. Andrew's Academy; German Eng. Sch., Reinscherd (Diploma). App. Duncan Stewart and Co., Ltd., Glasgow; thereafter with Watts-Campbell Corliss Engine Co., Newark, U.S.A.; and Wm. Cramp and Co., Philadelphia; Founder of the firm of D. and J. Tullis, Ltd. Clubs: Royal Clyde Yacht, and Clyde Corinthian Yacht. Address: io, Edgliiiton Drive, Kelvinside, Glasgow; and Faoilinn Colintraive, Kyles of Bute. T. A.: " Tullis, Clydebank." T. N..459 Western, Glasgow.

TUNBRIDGE, Norman Leslie, Assoc.M.Inst. C.E., Civil Engineer, 66, Hunterhouse Road, Sheffield; b. 1892. Ed. Dean Close Memorial School, Cheltenham; Matriculated, Birmingham University; technical engineering education at Sheffield University. Pupil at Vickers, Ltd., River Don Works, Sheffield; shop and drawing office experience, 5i years. Now Assistant Manager, Tube Bar and Sheet Mills of Vickers, Ltd., Sheffield. War Services.—Obtained commission in 12th Yorks and Lancs Regiment, September i8, 1914; appointed Adjutant, March, 1915; held appointment till November, 1917, when appointed Staff Captain, 7 cth Infantry Brigade; demobilized, March, 1919. Twice mentioned in dispatches for services in the field in France and Egypt.

TUPPEN, Harold Richard, Major, M.C., B.Sc.Eng. (Lond.), Assoc.M.Inst.C.E., A.M.I.Mech.E., A.M.I.E.E., Consulting Engineer, Tanner's Manor, Horsham Road, Sussex. T. A.: " Tuppen, Horeham Road." b. 1891; s. of R. C. Tuppen. Ed. London University and apprenticed with R. Garrett and Sons, Leiston, Suffolk. Member of Royal Army Service Corps Club and Royal Automobile Club. War Services.—Mobilized August 4, 1914, with Suffolk Hussars (T.F. ); transferred to Royal Naval Divisional Royal Engineers and again to Army Service Corps, and proceeded to France, October, 1914. Served on 3rd Army Corps Headquarter Staff, commanded ist Divisional Ammunition Sub-Park; served on staff of znd and 4th Army Headquarters Transport Directorates; was Deputy Assistant Director of Transport in 5th Army and 5th Area Headquarters; mentioned in dispatches, January, 1916, and January, 19r 7; awarded M.C. February, 1917, for distinguished conduct in the field.

TURNBULL, Charles, M.I.E.E., Borough • Electrical Engineer, Tynemouth; Electricity Works, Tynemouth. T. A.: " Electricity Works, Tynemouth." T. N.: 427 North Shields. Ed. Fettes College, Edinburgh, and Armstrong College, Newcastle-on-Tyne. Apprenticeship at C. A. Parsons and Co., Newcastle-on-Tyne, and after other electrical experience was appointed to present position in 1899.

TURNBULL, George MacLean, Cons. and Inspecting Engr.; b. 1890; s. of Robert Templeton Turnbull. Ed. Bellahouston Academy and Free Ch. Normal Coll. Training: Royal Tech. Coll., Glasgow. App. with London and Glasgo* Eng. Co., Ltd.; Commercial Training with John McNeil and Co., Govan; Engr. Officer, R.N. Reserve, March, 1915; Invalided from Service, 1917; became Inspecting Engr. with Mech. Warfare Dept., M. of M., and Asst. Chief Inspecting Engr., November, 1917; responsible for inspection of all Fighting Tanks and their Components. Address: 26, Westminster Palace Gardens, S. W.1. T. A.: " Dredgeable, Sowest." T. N.. Victoria 4249.

TURNBULL, John, M.B.E., M.I.N.A., General Manager, National Factory, Lancaster, since 1915; b. 1874; s. of Peter Turnbull, of Sunderland. Ed. Sunderland. Training: Armstrong Coll., Newcastleupon-Tyne, and George Clark's Ltd., Sunderland. At sea as Engr. on the Cairn Line; Chief Draughtsman, Parsons Mar. Turbine Co., Ltd., Wallsend-on-Tyne, for 15 years; with Vickers, Ltd., on Sir James McKecknie's Staff. Club: Constitutional, Newcastleupon-Tyne. Address: 16, Westwood Av., Heaton, Newcastle-upon-Tyne.

TURNBULL, Nicholas King, Wh.Sc., Assoc. M.Inst.C.E., M.I. and S.I., M.Inst.Met., Chief Engr., Ebbw Vale Steel, Iron and Coal Co., Ltd.; b. 1865; %S. of George Turnbull, Shipowner, Glasgow. Ed. Hutcheson's Grammar Sch., Glasgow. Training: Glasgow and W. of Scot. Tech. Coll., Sir James Watson Prize, Coll. Diploma, Hons. in Iron and Steel Manufacture, Mech. Eng., Steam, Applied Mechanics, etc. App. at Dubs Loco. Works, Glasgow; Engr. Contractor Argentine Republic, 1888-92; General Manager, Richard Johnson and Nephew, Bradford Ironworks, 1895-1908; Man. Dir., British Steel and Wire Co., Ltd., Trafford Park; Cons. Engr., Manchester, 1912-18; during War, supt. erection of T.N.T., and synthetic phenol plants, and responsible for complete lay-out and design of plant for producing chlorine gas electrolytically. Came to Ebbw Vale, Jan., 1918, to supt. erection of new Blast Furnace Plant; now Chief Engr. Two papers to West of Scotland Iron and Steel Inst. Address: Pentwyn House, Ebbw Vale, Mon.

TURNBULL, Walter Alexander, A.M.I.E.E., Assoc.M inst.0.E., Borough Elec. Engr., Aylesbury. Address: Town Hall, Aylesbury.

TURNER, F., B.Sc.Eng. (Lond)., Assoc.M. Inst.C.E., M.Inst.M. and Cy.E., Borough Engineer, Town Hall, Morley. T. N.: 276 Morley. b. 1884. Ed. Leeds University. Chief Works: Sewage disposal, grease extraction from sludge, water. works, roads, tramways and building, etc.

TURNER, Henry Cobden, A.M.C.T., A.M.I. E.E., Electrical Engineer, Hamewith, Urmston. T. A.: " Urmston 199." T. N.: 199 Urmston. b. 1888. Ed. Manchester Grammar School, Salford Technical School, Manchester College of Technology (Diploma in Electrical Engineering). Four years with General Electric Co., Ltd., Peel Works; four years with Ferranti, Ltd.; two years research work on magnets, A.C. meters, mercury meters, etc. 1912—Manager, Meter Department, Electrical Apparatus Co., Ltd.; designed the type H.T., A.C. Watthour meter, also polyphase ditto. 1915—In charge, export meter and instrument sales, British Westinghouse Co., Ltd. 19I8—Manager of Salford Electrical Instruments, Ltd., designer of instrument for use of blind, etc.

TURNER, J. Whitefield, M.I.E.E., Borough Elec. Engr., Huddersfield. Address: Greenhead Road, Huddersfield.

TURNER, Percival Wilberforce, Assoc.M. Inst.C.E., A.M.I.E.E., Consulting, Electrical and Mechanical Engineer, Dairen, South Manchuria. T. A.: "Turner, Dairen." b. 1881. Ed. Manchester Grammar School, Royal Technical Institute, Salford, Manchester; Bronze Medallist, Honours, City and Guilds of London Institute. 1897-1932— Apprenticeship, Mather and Platt, Ltd., Manchester. 9c 2-3—Superintendent, Outside Erection Staff, Mather and Platt, Ltd., Manchester. 1933-8—Inspecting Engineer, Kincaid. Waller, Manville and Dawson, consulting engineers, Westminster, S.W. 19 8-9—Manager, The Electrical Co., Ltd., Manchester Branch. 9-9-10—Chief Engineer, the A.E.G. Foreign Department, London Office. r 910-14— Far Eastern Representative, A.E.G., Berlin. 1914-15—Consulting Engineer in the Far East. Now Representative of the General Electric Co., Ltd., and its affiliated concerns, for Manchuria, Korea and Shantunge, North China; sometime Lecturer in Electrical Engineering, Great Eastern Railway Technical Institute, Stratford, E. Chief Works: electrification of the first H.T., D.C. Railway in the Far East; electrification of several gold mines and collieries in the Far East. Publications: Contributions to the Proceedings of the Institution of Electrical Engineers on " Steam Turbo Alternators," and to the Institution of Civil Engineers on " Electric Railways." War Services.—For 31 years a Member of the British War Mission in the U.S.A. 1916-19—British Government Inspector at the Bethlehem Steel Co., Bethlehem, Philadelphia; in charge of inspection of empty and loaded shells, fuses, etc., also large petrol engines for caterpillar tractors, Holt Manufacturing Co., Omaha, Nebraska; also in charge of inspection of wireless apparatus at The General Electric Co. of America.

TURNER, Thomas, M.Sc., Vice-Pres. Inst. Met., A.R.S.M., F.I.C., Prof. of Metallurgy, University of Birmingham; b. 1861; s. of Henry Turner, Ladywood, Birmingham. Ed. Edgbaston and Royal Sch. of Mines, London. De la Beche Medallist, Royal Sch. of Mines. Career: Chiefly Metallurgical research and inquiry, including properties of metals, silicon in cast iron, iron founding, production of wrought iron, composition and treatment of steel; brass and copper alloys, and the various metal trades of the Midland district; largely interested in metallurgical teaching and examining; responsible for direction and equipment of the Metallurgical Dept., University of Birmingham. Publ.: " Metallurgy of Iron " (5th Edition ), " Practical Metallurgy " (2nd Edition); and over too contributions to scientific and learned Socs. Club: University, Birmingham. Address: 75, Middleton Hall Road, King's Norton, Birmingham. T. A.: "University, Edgbaston." T. N.: Selly Oak 81.

TURNER, William Gilbert, A.M.I.E.E., Borough Elec. Engr., Corpn. Electricity Works, Southampton. T. A.: " Electricity Works." T. N.: 178. b. 1884. Ed. Perse School, Cambridge, 1893-9, and Armstrong College, Newcastle-on-Tyne. Training with C. A. Parsons and Co., Heaton Works, Newcastle-on-Tyne, 1900-5. On works and mains staff of Newcastle and District Electric Lighting Co., Ltd., 1905-8. Chief Assistant Engineer to Newcastle and District Electric Lighting Co., Ltd., 19:8-20. Publications: " The Recording of Mains " (" Electrical Engineering," 1904); " Exhaust Steam Power Generation " (" Electrical Magazine," 1908); " The Design of Power Stations " (three issues of " Electrical Magazine," 1908); " The Parsons Steam Turbine and Electrical Works " (" Electrical Magazine," 1909); " The Design of Suction and Discharge Pipes for Condensing Plants " (" Electrical Review," 1909); " The Laying of Mains on the Solid System " (" Electrical Engineering," 1911); etc.

TURNER, William Laurence, Metallurgist; Governing Director, The British Thermit Co., Ltd., Liverpool; b. 1884; s. of William Turner. Ed. Eton Coll. Training: Faraday House, London. 1st Prizeman. With American Vanadium Co., Pittsburgh, 19o7-9; since 1910, engaged in development and manufacture in Great Britain of rare metals and ferro-alloys of same, principally by the " Thermit " process; Patentee of several improvements in the technology of the above process. Club: Junior Carlton. Address: Purley, Caldy, Cheshire. T. N.: Hoylake 575.

TURNER, William Stanley, A.M.I.Mech.E., Engineer Surveyor, 41, Rookfield Avenue, Muswell Hill, N.; b. 1885. Ed. City of London School; Battersea and Regent Street Polytechnics. Apprenticeship with Vauxhall Ironworks Co., Ltd., and Peter Brotherhood, Ltd. Five years as Sea-going Engineer with the Royal Mail Steam Packet Co., Ltd., first class 'and extra first class Board of Trade Certificates; assistant engineer to Hal Williams and Company, consulting engineers, London. Now Engineer Surveyor to Vulcan Boiler and General Insulator Co., Ltd., Manchester.

TURNER-SMITH, Edward, M.I.Mech.E., Locomotive Branch of Engineering, Nigerian Railway, Ebute Metta, Lagos, West Africa; b. 1872; s. of Edward Turner-Smith, stock and sharebroker, Glasgow. Ed. Glasgow Academy, Grammar schools and West of Scotland Technical College, Glasgow. Served apprenticeship with Dubs and Co., Ltd., Queen's Park Locomotive Works, then in the Caledonian Running Shed at Polmadie, and for a short time in Thompson's at Clydebank. In the service of the Uganda Railway, 1898-1901. Temporary Inspector with George Cawley for Japanese Government. Appointed Assistant Locomotive Superintendent, Lagos Government Railway, 1903; promoted to District Locomotive Superintendent and Assistant Chief Mechanical Engineer, Nigerian Railway. During the Locomotive Superintendent and Chief Mechanical Engineer's absence from the Colony on leave, etc., acted as Locomotive Superintendent and Chief Mechanical Engineer.

TURPIN, W. A., O.B.E., M.I.Mech.E., Mech. Engr., Larden Road, Acton, London, W.3. T. A.: "Turpmocar." T. N.: Chiswick ii80. Served apprenticeship, Harland and Wolff, Belfast. Now Man. Dir., Turpin Eng. Co., Ltd., Acton, W. Member of Devonshire, Royal Automobile, and Road Clubs.

TURQUAND, Frederick James, A.M.I.E.E., M.I.Min.E., M.A.M.E.E., F.H.S.L., F.R.S.A., Membre La Societe des Ingenieurs, Civils de France, Director of Companies and Tech. Adviser; b. 1874; Huguenot parentage. Training: Finsbury Tech. Coll. Employed by well-known firms on Elec. undertakings, and on experimental work on gas detection and illumination in mines and collieries; since 1908, Cons. Engr. on elec. accumulators, miners' electric lamps, distribution gear, insulating materials. Address: 59-61, New Oxford Street, London, W.C. T. N.: Museum 3015.

TWEEDIE-STODART, L., Civil Engineer, Works Department, Custom House, Shanghai, China. Professional training at Edinburgh University and as pupil with D. and C. Stevenson, M.M.Inst.C.E., Edinburgh. Assistant with D. and C. Stevenson, M.M.Inst.C.E., Edinburgh; Assistant with British Admiralty Works' Loan Department on Keyham Dockyard Extension contract; Gibraltar Harbour and Dockyard construction contract. Assistant with Works Department, Chinese Maritime Customs Service. Now Engineer-in-Chief to the Chinese Maritime Customs Service, with charge of the lighting, etc., of the coast of China and service engineering and architectural work at the Treaty Ports. Member of the Council of the " Engineering Society of China."

TWEEDY, Robert Naudin, M.I.E.E., Assoc. M.Inst.C.E.I., Cons. Engr. (Elec., Steam, WaterPower and Mech.); b. 1875; s. of Charles Tweedy. Ed. Blundell's Sch., Tiverton, Devon. Training: Owens Coll., Manchester (now Victoria University). Asst. in Lighting Station, Coatbridge; Mar. Engr.; Asst. and Chief Engr., Tramways, Kidderminster; Chief Engr., Tramways, Dudley, Stourbridge; Manager and Engr., Wm. Coates and, Son, Ltd., Elec. Engrs., Dublin; Senior Elec. Officer, A.C.S., R.A.F., Irish Area. Publ.: " Industrial Alcohol." Club: United Arts, Dublin. Address: 16, Ely Place, Dublin.

TWELVETREES, Richard, Temp. Capt. R.A.S.C., A.M.I.Mech.E., M.S.E., M.S.A.E., M.Soc.Ing.Civ.(France), Joint General Manager and Chief Engr., British Motor Cab Co., Ltd.; b. 1884; s. of W. Noble Twelvetrees, M.I.Mech.E., M.I.E.E., F.S.E., etc. Ed. St. George's Coll., Ramsgate; Upper Tooting High Sch. Training: S.W. Polytechnic Inst.; Birmingham Municipal Tech. Sch.; Pupil to M. Holroyd Smith, M.I.M.E.; Pioneer Automobile Engr. 1914-18--Staff Officer with rank of Capt., attached to G.H.Q. (B.E.F.), for Tech. Services; examining field workshops and all classes of vehicles with H.M. Forces; introduced system of Mass Production Repairs at British Motor Cab Co., Ltd., and organized works to obtain large production of rebuilt taxicabs; responsible for entire tech. control of Pimlico and Brixton branches, including garaging, maintaining and repairing over i,000 licensed taxicabs, the reconditioning of large numbers of ex-war vehicles and manufacture of various automobile components on production lines. Publ.: " Military Transport Chassis " Series in the Automobile Engr. Contributor to " Motor Transport," " Motor Trader," " Automobile Engr.," " Cooper's Vehicle Journal," on various subjects of tech. interest. Address: lio, Norbury Court Road, Norbury, S.W. T. A.: " Brimocab, London." T. N.: Brixton 2325.

TWELVETREES, Walter Noble, P.-Pres. S.E., M.I.Mech.E., A.M.I.E.E., Vice-Pres. British Section of the French Soc. C.E., P.-Pres. C. and Mech.E.Soc., Cons. Engr. (Civil, Constructional and Mech.). Ed. Totteridge Park Sch., Herts. Training: Owens Coll., Manchester; and King's Coll., London. Engaged for about 20 years in mech., hydraulic, elec. and structural eng., chiefly in connection with public insts. and bdgs.; since 1904 has devoted special attention to concrete and reinforced concrete construction; Inventor of a calculating instrument for the design of reinforced concrete beams. Publ.: " Structural Iron and Steel," " Concrete-Steel," " Concrete Steel Buildings," " Reinforced Concrete," " Rivington's Notes on Building Construction " (1915 Edition ), etc. Address: 195, Bedford Hill, S.W.12. T. N.: 1699 Streatham.

TWINBERROW, John Wulstan, M.Inst.C.E., Consulting Civil Engineer, The Rangers, Dursley, Gloster; b. 1865. Ed. Elstow School, Bedford. Articled to Edward Wilson and Co. of Westminster. Had charge of the construction of numerous railways, docks, waterworks, etc. At present engaged as Consulting Engineer for the Anglo-Belgian Shipbuilding Yard at Ghent, and in conjunction with Meik and Addenbrooke has introduced a practicable scheme for the utilization of the Severn tidal power. War Services.—Prepared the first design for the so-called " submarine hurdles," was engaged on trench work for the defence of London, on Government shipyard work, etc.

TWISS, George V., M.I.E.E., Elec. Engr., 39, Victoria Street, Westminster, S.W.I. T. A.: " Trission, Vic., London." T. N.: Victoria 7625. Training: Vickers' Works, Barrow. Pupil of Arthur Wright, Cons. Engr. 1909-18—Chief Engr. to Bullers, Ltd. Now Man. Dir., Twiss Elec. Transmission, Ltd.; Dir., Laing, Wharton, Ltd. Member, Overhead Line Ctee. and B.E.S.A. Sub-Ctee. Chief Works: Concerned with design of transmission lines and transmission line material for Tata HydroElectric Co., Victoria Falls and Transvaal Power Co., Ltd., Waihi Gold Min. Co., etc. Paper read before the Inst. E.E. (awarded Ayrton Premium ). Contributions on overhead lines to Elec. Press.

TYE, William Francis, M.Inst.C.E. (former Member of Council), 731, Sherbrooke Street W., Montreal, Canada.

TYLER, Alfred Hugh, M.I.Mech.E., Refrigerating Engr.; b. 1866; s. of Chas. W. Tyler. Ed. Christ's Coll., Finchley, and University Coll., London. Training: Bow Road Works, Loco. and Carriage ST Dept., N.L. Railway.; Pupil to late J. C. Park, Loco. Supt. Career: Chief Designer, Anderson and Gallwey, Hydraulic Engrs.; Designer and special Asst., J. and E. Hall, Ltd.; Man. Dir., Tyler and Ellis, Man. Co., Ltd.; Patentee various improvements in CO2 and Ice-Making Machinery. Address: 40, Chancery Lane, W.C.2. T. N.: 6490 Holborn.

TYLER, Arthur Stewart, A.M.I.E.E., Electrical Engineer (Generation and Distribution ), Resident Engineer, Whitstable Electric Co., Ltd., Kent; b. 1884. Pupil with Isle of Thanet Electric Tramways and Lighting Co., Ltd., 1901-3. 1903-4— Assistant, South London Electricity Supply Co., Ltd. 1904-5—Assistant, Bow Generating Station, Charing Cross and West End Co., Ltd. 190 5—Assistant, North Metropolitan Electricity Supply Corporation, Ltd. 1905-I4—Engineer-in-Charge, Belfast Corporation Electricity Department. 1914-15—Engineer-in-Charge, Fulham Borough Council Electricity Department. Technical Instructor for Evening Continuation Classes under Kent Education Committee, Whitstable Branch. War Services.—District Engineer for Coal Controller. Three years' service, K.V.R. Special exemption for Public Utility Service.

TYLER, George Marsh, Mining and Marine Engineer, Great Western Railway Docks, Plymouth. T.A.:" Engineers, Plymouth." T. N.:176 Plymouth. b. 1870; s. of Fred G. Tyler, Bristol, co-inventor of the Carr Disintegrator; m. 1895. Merchant Venturers' School, Bristol. Indentured with Newall and Co., Bristol. Manager, Millbay Engineering Co., Plymouth; Managing Director, Bickle Engineering Co., Ltd., Plymouth; Managing Partner, Fred G. Tyler and Son, Carr Disintegrators. On various Labour. Committees. Works: Patentee of Tyler's pulver blender and plant for fertilizer manufacture. War Services.—Engineer to Plymouth Munitions Committee. Repairs to H.M. War Vessels.

TYLER, John Francis Sherwood, M.Inst.C.E., Civil Engineer, Engineer's Office, London and South Western Railway, Waterloo Station, London, S.E.; b. 1868; s. of John Tyler, Superintendent of the Line, London and South Western Railway. Ed. St. Francis Xavier's College, Bruges, Belgium. Pupil of late Edmund Andrews, M.Inst.C.E., Chief Engineer, London and South Western Railway. 1885-91— Assistant to Resident Engineer on widening works, Surbiton to Woking; construction, Wimbledon and Fulham Line and Putney Junction Railways. 1891-9—General Assistant to Chief Engineer, London and South Western Railway. 899-I904—Resident Engineer in charge of construction: Amesbury and Military Camp Light Railway, Salisbury Station reconstruction, main line widening, Micheldever to Winchester, main line widening, Grateley to Newton Toney Junction. 1904-8—Divisional Engineer, Somerset and Dorset Junction Railway. 1908-14—In charge of technical side of Chief Engineer's Office, London and South Western Railway, Waterloo Station, S.E. 1914-18—Divisional Engineer (London Division ), London and South Western Railway. Now Chief Assistant Engineer, London and South Western Railway.

TYRRELL, Joseph Burr, M.A., B.Sc., F.G.S., F.R.C.S., M.Inst.M.M., M.Amer.Inst.M.M.E., Cons. Min. Engr. for Anglo-French Exploration Co., and National Min. Corpn., both of London, England. b. 1858; s. of William and Elizabeth (Burr) Tyrrell. Ed. Upper Canada Coll., and University of Toronto. Training University of Toronto. Back Award of the R.G.S., Murchison Medal of the Geol. Soc. of London. Career: Geologist on the Geological Survey of Canada, 1881-98; in the Klondike min. and reporting on min. properties, 1898-1905; examining and reporting on metal min. properties throughout Canada, 1905-21. Seven Reports to the Geological Survey of Canada. Many articles in English, American and Canadian Tech. Journals. Clubs: Royal Socs. and Junior Constitutional (London); National (Toronto); University (Montreal); Rideau (Ottawa). Address: 534, Confederation Life Bdg., Toronto, Canada. T. A.: " Tyrrell, Toronto." T. N.: Main 4501.

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