May 26, 1916. THE COLLIERY GUARDIAN 1019 COPPEE COKE OVENS BY-PRODUCT PLANTS, and Established 1851. COPPEE COAL WASHERS CRUDE and RECTIFIED BENZOL PLANTS Telegrams: “EVCOPPEE, WESTCENT, LONDON. Russian Office : 35, Pouchkinskaia, Kharkoff. Cardiff Office : 38, Mount Stuart Square. 4875 Cardiff Telephone : HOLBORN, 5820 (2 lines). Glasgow Office: 29, Waterloo Street. 5332 Central (4 lines). Plants are at present under Construction in ENGLAND, WALES, BELGIUM, RUSSIA, FRANCE, HOLLAND, SPAIN, MEXICO and AFRICA. Forced Draught—Ttrage force, Bennis, Ed., and Co. Ld., Little Hulton, Bolton Bumsted and Chandler Ld., Hednesford, Staffs. Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London, E.C. Turbon Patent Fan Co. Ld., Llanelly Forges—Forges Hardy Patent Pick Co. Ld., Sheffield Keith, James, and Blackman Co. Ld., 27, Farring- don-avenue, London, E.C. Forcings—Fers forges Bagnall, W. G., Ld., Stafford Ghorley Railway Wagon Co. Ld., Chorley Hadfields Ld., Hecla Works, Sheffield Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Renton, B. M., and Co., Midland Works, Sheffield Walker Bros. (Wigan) Ld., Wigan Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton Yorkshire Engine Co. La., Sheffield FRICTION Clutches—Embrayages d friction Bever, Dorling, and Co. Ld„ Bradford, Yorks Daglish, Robert, and Cd. Ld., St. Helens, Lancs. Reavell and Co. Ld., Ipswich Reddaway, F., & Co. Ld., Pendleton, Manchester Theedam, E. C., Ld., Dudley Walker Brothers (Wigan) Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton FRICTION SURFACES—Fourrures d’embrayages, &c. Frood, Herbert, Co. Ld., Chapel-en-le-Frith Scandinavia Belting Co.Ld., 59, Southwark-st.,S.E. Worsley Mesnes Ironworks Ld., Wigan Fuel Economisers—j^conomiseurs de combustible Fell, 0. A., Dronfield, near Sheffield FUEL Machinery—Machines d traiter les combus- tibles Briquette Machinery Ld., Charmouth-st„ Leeds Johnson, Wm. & Sons (Leeds) Ld., Armley, Leeds Middleton, Robert, Sheepscar Foundry, Leeds Yeadon, Son and Co., Albion-place, Leeds FURNACES—Foyers d chaudieres Bennis, Ed. and Co. Ld., Little Hulton, Bolton Goodall, Clayton and Co. Ld., Hunslet, Leeds Neil, J. & J., & Co., 93, Hope-street, Glasgow FURNACE Bars—Barreaux de grille Heywood Airtight Damper Co. Ld., Gomersal, Leeds Neil, J. & J., & Co., 93, Hope-street, Glasgow FURNACE Ironwork—Serrurerie pour des installa- tions de foyers Goodall, Clayton and Co. Ld., Hunslet, Leeds Wood, John, and Sons Ld., Wigan FUSE IGNITERS—Allumaget pour mtehes de sftrete British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow Cotton Powder Co. Ld., 32, Queen Victoria-st., E.C. Curtis’s and Harvey Ld., 110, Cannon-street, E.C. Davis, John, and Son Ld. (Derby) New Explosives Co. Ld., 62, London-wall, E.C. Nobel’s Explosives Co. Ld., Glasgow Roburite and Ammonal Ld., 103, Cannon-st., E.C. Gas Compressors-compressewrs de gaz Beiliss and Morcom Ld., Birmingham Gas Engines—Moteurs dgaz British Oxygen Co. Ld., Elverton-st., Westminster Mather and Platt Ld., Park Works, Manchester Tangyes Ld., Cornwall Works, Birmingham Purchasers' Guide to Advertisers' Specialities—(continued). Hooks or Links (Safety)—Crochets de stirete Humble, Stephen, 9, Victoria-street, S.W. Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wood, John, & Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Hoppers—Tr^mws Baker, John, and Son, Bilston, Staffs Coulson, M., and Co. Ld., Spennymoor Goodall, Clayton and Co. Ld., Hunslet, Leeds Harvey, G. A.,&Co. (Ldn.) Ld., Woolwich-rd.,S.E. Hardy Patent Pick Co. Ld., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. O., Ld., Dudley Wvig-ht’s Forge and Engineering Co. Ld.. Tiptea HOSE—Tuydux flexibles Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Beddaway, F., & Co. Ld., Pendleton, Manchester Willcox, W. H.,& Co. Ld., 32-38, South wark-st.,S.E. H U MIDI Fl ERS—Sumidi Hcation Mather and Platt Ld., Manchester Hydraulic Machinery—Machines hydrauiiques Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Hadfields Ld., HecJa Works, Sheffield Mather and Platt Ld., Manchester Middleton, Robert, & Co., Sheepscar F’ndry, Leeds Peam, Frank, & Co. Ld., West Gorton, Manchester Pulsometer Engineering Co. Ld., Beading Sullivan Machinery Co., Salisbury House, E.C. Tangyes Ld., Cornwall Works, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Youngs, Ryland-street Works, Birmingham Hygrometers-Hyrometres Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston lane, N.E. INCLINE Rollers—Rouleaux pour plans inclines Bagnall, W. G., Ld., Stafford Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIARUBBER GOODS—Articles en caoutchouc Chorley Railway Wagon Co. Ld., Chorley, Lancs. Beddaway, F., & Co. JJd., Pendleton, Manchester Indicators (Steam Engine)—indicateurs a essats Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston - lane, N.E. Induced Draught Fans-Tirage induit Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Bhckman Co. Ld., 27, Farring- don-avenue, London, E.C. Turbon Patent Fan Co. Ld., Llanelly Injectors and Ejectors—injecteurs et aspirateurs. Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Beading Willcox, W. H., & Co. Ld.,32-38,Southwark-st.,S. F. INSTRUCTION (Postal)— Enseignement par cor*e- spondance Southern, T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Forth Instruments—instruments Davis, John, and Son (Derby) Ld., Derby Thornton, A. G., Ld., King-st. West, Manchester Insulating Compound Varnish Blume. Chas. H., Western-road, Mitcham Insurance Brokers and Agents — Courtiers d’ assurance Gas Exhausters—Machines d aspirer les gaz CoppSe Co. (Gt. Britain) Ld., Kingsway, London Koppers’ Coke Oven and Bye-Product Co.,Sheffield GAS PLANT—Installations d gaz Coal Distillation Co., Middlesbrough Coppee Co. (Gt. Britain) Ld., Kingsway, W.C. Koppers’ Coke Oven & Bye-Product Co., Sheffield Kynoch Ld., Witton, Birmingham Mather and Platt Ld., Manchester GA8-TE8TING LAMPS—Lampes grisoumetriques Ackroyd and Best Ld„ Morley, Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co, Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Wolf Safety Lamp Co., Sheffield Gas Tubes and Fittings—Tuyaux et accessoires d gaz Lewis, Edwin, and Sons, Wolverhampton Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham & Glasgow Gas VALVE8—Soupapes dgaz Haslam and Stretton Ld., Cardiff GAUGE GLASSES—Tubes de niveau d’eau Davis, John, and Son (Derby) Ld., Derby Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Hopkinson, J., and Co. Ld., Huddersfield Royles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Treasure, J. B., & Co., 8 & 12, Vauxhall-rd., L’pool. Gauge Glass Protectors—Enveioppes protec- trices pour les indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Royles Ld., Irlam, Manchester Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Woodite Company, Mitcham Common GAUGES—Indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Gear (Special for Motor Lorries. Cars, &o.) Transmission pour camions automobiles, &c. GEARING—Engrewages British Insulated and Helsby Cables Ld., Prescot Brown. David, and Sons (Huddersfield) Ld., Lockwood, Huddersfield Bumsted and Chandler Ld., Hednesfora, Staffs Daglish, Robert, and Co. Ld., St. Helens, Lancs. Fraser, Douglas, and Sons Ld., Arbroath Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Walker Brothers (Wigan) Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, and Sons Ld., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld„ Wigan Yorkshire Engine Co. Ld., Sheffield Girders (Iron and Steel)—Poutreiies en fer et en acier Bayliss, Jones & Bayliss Ld., Wolverhampton Daglish. Robt.. and Co. Ld., St. Helens, Lancs. Henderson and Glass, Liverpool Isca Foundry Co. Ld., Newport, Mon. Renton, B. M., and Co., Midland Works, Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron, Steel & Coal Co. Ld., Stoke-on-Trent Ward, Thos. W., Ld., Albion Works, Sheffield Glass Manufacturers (Tube Rods Enamels) Fabricants de verre (tubes, bagues, emails) Guilbert-Martin, 9, Edmund-pl., Aldersgate, E.C. Governors (Engine)—Btguiatews Evans, Joseph, & Sons (Wol.) Ld., Wolverhampton Mather and Platt Ld., Manchester Daglish, Robt., and Co. Ld., St. Helena, Lancs. Tangyes Ld., Cornwall Works, Birmingham Granary Equipment—des greniers Porteus, George, Leeds Bridge, Leeds GREA8E—Schmiere—Graisses Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. C., Ld., Dudley Greasers (Automatic)—Graisseurs automatiques Evans and Dodd, Cannock, Staffs Grinding Machinery-#™^* Bradley Pulverizer Co., 37, Walbrook, E.C. Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey ”—Hugh Woodie Co. Ld., N*castle-on-T. Johnson, W„ & Sons (Leeds) Ld., Armley, Leeds Gunite GUNPOWDER—Schiesspulver—Poudre d canon British Explosives Syndicate Ld., 124, St. Vin- cent-street, Glasgow CottonPowder Co. Ld., 24, Walbrook,London,E.C. Curtis’s and Harvey Ld.,110, Cannon-street, E.C. Roburite and Ammonal Ld., 103, Cannon-st., E.C. Harness—Harnats Legard and Sons, Leather Merchants, Barnsley HAULING Drums— Tambours d traction Bever, Dorling and Co. Ld., Bradford > Bumsted and Chandler Ld., Hednesford, Staffs Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor ironworks, Bradford Mining Appliances Co., 32, Church-st., Sheffield Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Richard, Horbury, near Wakefield Walker Bros. (Wigan), Ld., Wigan Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Wootton Bros. Ld., Coalville, Leicester Worsley Mesnes Ironworks Ld., Wigan Wright’s Forge and Engineering Co. Ld„ Tipton Youngs, Byland-street Works, Birmingham HEADGEARS—Chassis d molettes Daglish, Robert, and Co. Ld., St. Helens, Lancs. Head, Wrightson and Co. Ld., Stockton-on-Tees Goodall, Clayton and Co. Ld., Hunslet, Leeds Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton Heading Machines—Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield “ Jeffrey ’’—Hugh Wood & Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.C. HEAP8TEADS— Installation de siiges Coulson, M., and Co., Spennymoor, Co. Durham Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld.,’Stockton-on-Tees Plowright BrosJLd., Chesterfield Spencer and Co. Ld., Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton HOISTS—Monte-Charges Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Mather and Platt Ld., Manchester Reavell and Co. Ld., Ipswich Sandycroft Ld., Chester Spencer and Co. Ld., Melksham, Wilts Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, & Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Youngs, Byland-street Works, Birmingham