438 THE COLLIERY GUARDIAN March 3, 1916. Purchasers’ Guide to Advertisers’ Specialities—(continued). Sulphur Recovery Plant—Appareiis d recupera- tion du souffre Coke Oven Construction Co. Ld., Sheffield Copp^e Co. (Gt. Britain) Ld., Kingsway, W.C. Daglish, Robt., and Co. Ld., St. Helens, Lancs. Koppers’ Coke Oven & Bye-Product Co., Sheffield Superheaters—Surchau/eurs . Clarke, Chapman and Co. Ld., Gateshead-on-Tyne Pulsometer Engineering Co. Ld., Reading Surplus Steam Valves (Full Bore)—Soupapes auvapeur en trop plein > J ;• Auld, D., and Sons, Whitevale Foundry, Glasgow Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield .. Boyles Ld., Irlam, Manchester SURVEYING (Books ON)— Manuel d’arpentage . Thomas, Wm., Cambrian Mining School, Porth Surveying ( Instruction ) — Enseignement (arpentage) Thomas, Wm., Cambrian Mining School Porth Surveying Instrument Makers — Appareiis d’arpentage Davis, John, and Son (Derby) Ld., Derby Harling, W. H., 47, Finsbury Pavement, London Stanley, W. F., & Co. Ld., 286, High Holborn, W.C. Thornton, A. G., Ld., King-st. West, Manchester SWITCH BOARDS—Tableaus de distribution Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Holmes, J. H., and Co., Newcastle-on-Tyne SWITCH Gear— Commutateurs tlectriques Anderson, Boyes & Co. Ld., Motherwell, Scotland British Insulated and Helsby Cables Ld., Prescot Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Holmes, J. H., and Co., Newcastle-on-Tyne Swivels (Ball-Bearing)—fimeriiions d buies Youngs, Ryland-street Works, Birmingham TAN KS —Reservoirs Bagnall, W. G., Ld., Stafford Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Harvey, G. A., & Co.(Lndn.) Ld.,Woolwich-rd.,S.E. Head, Wrightson. and Co. Ld., Stockton-on-Tees Isca Foundry Co. Ld., Newport, Mon. Mather and Platt Ld., Manchester Theedam, E. 0., Ld., Dudley Ward, Thos. W., Ld., Albion Works, Sheffield Wright’s Forge and Engineering Co. Ld., Tipton Wood, John, and Sons Ld., Wigan Tachographs and Tachometers—Tacheometres Davis, John, and Son (Derby) Ld., Derby Tar Distilling Plant—installations d distiller ie goudron ■ < , Coal Distillation Co., Middlesbrough Coke Oven Construction Co. Ld., Sheffield Copp6e Co. (Gt. Britain) Ld., Kingsway, London Daglish, Robt., and Co. Ld., St. Helens, Lancs. Koppers’ Coke Oven & Bye-Product Jo., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester TECHNICAL Education—Enseignement technologique Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Porth Telephones—wuphones British Insulated and Helsby Cables Ld., Prescot Davis, John, and Son (Derby) Ld., Derby TTa.Rlfl.Tn and Stretton Ld., Cardiff, Timber (Colliery)—Usages Baird, J. W., and Co., West Hartlepool Forslind, C. A., and Son, West Hartlepool Osbeck and Co., Newcastle-on-Lyne Tools—Outus Fell, C. A., Dronfield, near Sheffield Hardy Patent Pick’ Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Willcox, W. H., & Co. Ld., 32, Southwark-st., S.E. Tram and Wagon Corner Plates-Cornieres ■ pour voitures Baker, John, and Son, Bilston, Staffs Chorley Railway Wagon Co. Ld., Ghorley, Lancs. Theedam, E.C., Ld., Dudley - Transformers (Electrical) — Trans/ormateurs electriques Davis, John, and Son (Derby) Ld., Derby Transport Planr-Transporteurs Trommels—Pommels Barns, W., and Son, Globe Works, Holloway Johnson, Wm.,& Sons (Leeds) Ld., Armley, Leeds Spencer and Co. Ld., Melksham, Wilts Truck Shunting Plants — installations d manoeuvres de triage Tubbing and Well Cylinders—Cuveiages Head, Wrightson and Co. Ld., Stockton-on-Tees Wood, John, and Sons Ld., Wigan TUB DRAWBARS—Tiges de traction pour berlines Chorley Railway Wagon Co. Ld., Chorley, Lancs. Renton, B. M., and Co., Sheffield Theedam, E. C., Ld., Dudley TUBE Expanders— Mandrins monte-tubes Hardy Patent Pick Co. Ld., Sheffield Youngs, Ryland-street Works, Birmingham TUBE Fittings—Accessoires pour tuyauteries Lewis, Edwin, and Sons Ld., Wolverhampton Russell, John, and Co. Ld., Walsall Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Spencer, John, Ld., Wednesbury Stewarts and Lloyds Ld., Birmingham & Glasgow TUBES (Iron AND Steel)—Tubes en fer et en acier Allen, W. G., and Sons (Tipton) Ld., Tipton Lewis, Edwin, and Sons Ld., Wolverhampton Lewis, William, and Son, Bilston Russell, John, & Co. Ld., Alma Tube Wks., Walsall Scottish Tube Co. x.d.,34, Robertson-st., Glasgow Spencer, John, Ld., Tube Works, Wednesbury Stewarts and Lloyds Ld., Birmingham & Glasgow Tub Greasers and Controllers—Appareiis de graissage et de rdglage pour chariots de mine Neil, J. & J., & Co., 93, Hope-street, Glasgow Theedam, E. C., Ld., Dudley Tubs (Colliery)—Chariots de mine Allen, A., and Son Ld., Lower Gornal, Staffs Allen, W. G., and Sons (Tipton) Ld., Tipton Bagnall, W. G., Ld., Stafford Cambrian Wagon Co. Ld., Cardiff Chorley Railway Wagon Co. Ld., Chorley. Lancs. Du Croo & Brauns, 53. Victoria-st., London, S.W. Humble, Stephen, 9, Victoria-st., London, S.W. Theedam, E. C., Ld., Dudley Wigan Wagon Co. Ld., Springs Branch, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Tunnel Segments—viroies defunnei Head, Wrightson and Co. Ld., Stockton-on-Tees TURBINES— Turbines Beiliss and Morcom Ld., Birmingham Greenwood and Batley Ld., Albion Works, Leeds Mather and Platt Ld., Manchester Richardsons Westgarth and Co. Ld., Hartlepool TURBINES (Exhaust)—Turbines d vapeur d’cchappe- : ment Beiliss and Morcom Ld., Birmingham Greenwood and Batley Ld., Albion Works, Leeds Richardsons Westgarth and Co. Ld.. Hartlepool TURNTABLES—Plaques tournants Du Croo & Brauns, 53, Victoria-st., London, S.W. Isca Foundry Co. Ld., Newport, Mon. Renton, B. M., and Co., Market-place Buildings Sheffield Summerson, Thomas, and Sons Ld., Darlington Thompson and Southwick Ld., Tamworth Wright’s Forge and Engineering Co. Ld., Tipton Tuyeres—Tuyeres Baker, John, and Son, Bilston, Staffs Boyles Ld., Irlam, Manchester Bussell, John, and Co. Ld., Walsall Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham & Glasgow Theedam, E. C., Ld., Dudley Valve Re-seating Machines Brom°U Patents Co. Ltd., 62, Robertson-street, Glasgow Brooke. George, Lloyd’s Bank Chambers, Cardiff Valves (Safety)—soupape* • surety Auld, D., and Sons, White vale Foundry, Glasgow Baldwin, James, and Co., Keighley, Yorks Daglish, Robert, and Co. Ld., St. Helens, Lancs. Haslam and Stretton Ld., Cardiff Hopkinson, J., and Co. Ld., Huddersfield Lancaster and Tonge Ld., Pendleton, Manchester Mather and Platt Ld., Manchester Boyles Ld., Irlam, Manchester Bussell, John, and Co. Ld., Walsall Sandycroft Ld., Chester Vices—Etaux Frost, Albert, and Co., Sheffield Hardy Patent Pick Co. Ld., Sheffield Theedam, E. C., Ld., Dudley Youngs, Ryland-street Works, Birmingham Washers—Rondeiies Baker, John, and Son, Bilston, Staffs Bayliss, Jones & Bayliss Ld., Wolverhampton Chorley Railway Wagon Co. Ld., Chorley, Lancs. Coppde Co. (Gt. Britain) Ld., Kingsway, London Fastnut Ld., 115, Newgate-street, London Keirby, John E., and Sons Ld., Swinton, near Manchester Renton, B. M., and Co., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Theedam, E. C., Ld., Dudley Wright’s Forge and Engineering Co. Ld., Tiptoa Waterproof Covers and Sacks—Couvercies et sacs imy** mtables .............. Waterproof Garments—Foments impermfabies Barr, M., & Co. Ld., 83, Hutcheson-st., Glasgow Water Reducing Valves—Soupapes de reduction d eau Auld, D., and Sons, Whitevale Foundry, Glasgow Royles Ld., Irlam, Manchester Water Filters—Futres d’eau Pulsometer Engineering Co. Ld., Beading Boyles Ld., Irlam, Manchester Wright’s Forge and Engineering Co., Tipton Water Gauges (Self-Registering) —Indicateuri auto-enregistreurs d eau Davis, John, and Son (Derby) Ld., Derby Water Softening and Purifying — tipura teurs aetartreurs Kennicott Water Softener Co., Wolverhampton Mather and Platt Ld., Manchester Pulsometer Engineering Co. Ld., Beading Boyles Ld., Irlam, Manchester Wright’s Forge and Engineering Co. Ld., Tiptor Water Tube Boilers—Char dieres aquitubulaires Clarke, Chapman and Co. Ld., Gateshead-on-Tym Bichardsons Westgarth and Co. Ld., Hartlepool Welding Plant (Oxy-Acetylene)—Appareiis asoudun autogene WELL Tubes—Cuveiages a puitt d’eau Bussell, John, and Co. Ld., Alma Works. Walsall Scottish Tube Co.Ld., 34, Bobertson-st., Glasgow Spencer, John, Ld., Tube Works, Wednesbury Stewarts and Lloyds Ld., Birmingham & Glasgow Weighing Machinery—Appareiis depesage Thompson and Co., Wigan Wheelbarrows—Brouettes Allen, W. G., and Sons (Tipton) Ld., Tipton Baker, John, and Son, Thompson-st., Bilston Bayliss, Jones & Bayliss Ld., Wolverhampton Hardy Patent Pick Co., Sheffield Harvey, G. A., ■ ROAN, gilt edges = 3s. CALF, gilt edges = 4s. 6d. Postage Extra.—Copies are sent by Parcel Post: One copy 4d., and Id. for each additional copy up to 11 lb. LONDON ; THE COJLDIERY GUARDIAN COMPANY LIMITED, 30 <& 31, Furrnival Street, Holborn, JS.C.