February 2, 1917. THE COLLIERY GUARDIAN. 253 COPPEE COKE OVENS BY-PRODUCT PLANTS, and Established 1851. COPPEE COAL WASHERS. CRUDE and RECTIFIED BENZOL PLANTS For Particulars, apply to— THE COPPEE COMPANY (BRITAIN) Ltd King’s House, Kingsway, LONDON. Telegrams: “EVCOPPEE, WESTCENT, LONDON.” Telephone : HOLBORN, 5820 (2 lines). Russian Office : 35, Pouchkinskaia, Kharkoff. Cardiff Office : 38, Mount Stuart Square. 4875 Cardiff. 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. Purchasers’ Guide to Advertisers’ Speolalliles-foontlnueti). Gas-Testing Lamps—Campes grisoum^Mques Ackroyd and Best Ld„ Morley, Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co, Ld., Eccles Siebe, Gorman and Co. Ld., Westminster Gas Tubes and Fittings—Tuyaux et aocessoires a gaz Lewis, Edwin, and Sons, Wolverhampton Scottish Tube Co. Ld., 34, Robertson-st., Glasgow Stewarts and Lloyds Ld., Birmingham & Glasgow Gas Valves—Soupapes a gaz Blakeborough, J., and Sons, Brighouse, Yorks. 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.O. Hopkinson, J., and Co. Ld., Huddersfield Boyles 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—Rnveioppes protec- trices pour les indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Teale, W. E„ and Co. Ld., Swinton, Lancet Theedam, E. 0., Ld., Dudley Woodite Company, Mitcham Common GAUGES—Indicateurs de niveau Baldwin, James, and Co., Keighley, Yorks Blakeborovgh, J., and Sons, Brighouse, Yorks. Hopkinson, J., and Co. Ld., Huddersfield GEARING—Engrenages Bridge, David, & Co. Ld., Castleton, Manchester British Insulated and Helsby Cables Ld., Prescot Bumsted and Chandler Ld., Hednesfora, Staffs Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Lancaster and Tonge Ld., Pendleton, Manchester Leweldn’s Machine Co., 15. King square, Bristol Power Plant Co. Ld., West Drayton, Middlesex Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, and Sons Ld., Brook Foundry, Wigan Worsley Mesnes Ironworks Ld., Wigan Girders (Iron and Steel)—Poutreiies «n fw et en acier Bayliss, Jones A Bayliss Ld., Wolverhampton Daglish. Bobt.. and Co. Ld., St. Helens, Lancs. Henderson and Glass, Liverpool Scott, Walter, Ld., Leeds Steal 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.O. Governors (Engine)—Riguiateurs Evans, Joseph, A Sons (Wol.) Ld., Wolverhampton Hollingdrake, Henry, and Son, Stockport Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Tangyes Ld., Cornwall Works, Birmingham GRANARY Equipment—Equipages des greniers Porteus, George, Leeds Bridge, Leeds GREASE—Schmiere—Graisses Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Trier Bros. Ltd., Caxton House, Westminster Theedam, E. 0., Ld., Dudley Greasers (Automatic)—Graisseurs outowutiques Ackroyd A Best Ld., Morley. Yorks. Evans and Dodd, Cannock, Staffs Grinding MAOHiNERY-Brov«*rs Bradley Pulverizer Co., 37, Walbrook, E.O. Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey ’’—Hugh Wood A Co. Ld., N’castle-on-T. Johnson. W.. A Sons (Leeds) Txl., Armlev. Lands Patent Lightning Crusher Co. Ld., 14a, Bose- bery-avenue, E.C. Scholefield, Bd„ Burley Vale, Leeds 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. Boburite and Ammonal Ld., 103, Cannon-st., E.O. Hauling Drums—Tambours a traction Be ver, Dorling and Co. Ld., Bradford Bridge, David, A Co. Ld., Castleton, Manchester 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 Phillips, C. D., Newport, Mon. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, Bichard, Horbury, near Wakefield Walker Bros. (Wigan), Ld., Wigan Wild, M. B„ and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld„ Brook Foundry, Wigan Wootton Bros. Ld., Coalville, Leicester Worsley Mesnes Ironworks Ld„ Wigan 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 Heading Machines—Haveuses Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield “ Jeffrey ”—Hugh Wood A Co. Ld., N’castle-on-T. Sullivan Machinery Co., Salisbury House, E.C. HEAP8TEAD3—Installation de sieges 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 Bros. Ld., Chesterfield Spencer and Co. Ld., Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Helical Gearing (Double) Power Plant Co. Ld., West Drayton, Middlesex HOISTS—Monte-charges 1 Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hardy Patent Pick Co. Ld., Sheffield Beavell and Co. Ld., Ipswich Spencer and Co. Ld., Melksham, Wilts Wild, M. B., and Co. Ld., Nechells, Birmingham Wood, John, A Sons Ld., Brook Foundry, Wigan Youngs, Ry land-street Works, Birmingham Hooks or Links (Safety)—Crochets de sdrew Humble, Stephen, 9, Victoria-street, S.W. Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wood, John, A Sons Ld., Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton Hoppers—Tremies 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., Woolwioh-rd.,S.E. Hardy Patent Pick Co. Ld., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Theedam, E. C., Ld., Dudley HOSE—Tuyaux flexibles Blakeborovgh, J., and Sons, Brighouse, Yorks. Electric Hose and Rubber Co. Ld., 55, Caxton House, Westminster Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld., Sheffield Reddawav, F., A Co. Ld., Pendleton. Manchester Renton, Holdsworth & Co. Ld., Sheffield Willcox, W. H.,ACo. Ld., 32-38, Southwark-st.,S.E. HYDRAULIC MACHINERY—Machines hydrauliques Daglish, Robert, and Co. Ld., St. Helens, Lancs. Goodall, Clayton and Co. Ld., Hunslet, Leeds Hathorn, Davey and Co. Ld., Leeds Hadfields Ld., Hecla Works, Sheffield Middleton, Robert, A Co., Sheepscar F’ndry, Leeds Pearn, Frank, & Co. Ld., West Gorton, Manchester Pulsometer Engineering Co. Ld., Reading Sullivan Machinery Co., Salisbury House, E.C. Tangyes Ld., Cornwall Works, Birmingham - Wood, John, A Sons Ld., Brook Foundry, Wigan Youngs, Ryland-street Works, Birmingham x Hygrometers—Syrometres Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. INCLINE ROLLERS—Rouleaux pour plans inclines Goodall, Clayton and Co. Ld., Hunslet, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford INDIARUBBER GOODS—Articles en caoutchouc Electric Hose and Rubber Co. Ld., 55, Caxton House, Westminster, S.W. Reddaway, F., A Co. Ld., Pendleton, Manchester Indicators (Steam Engine)—indicateurs a essais Davis, John, and Son (Derby) Ld., Derby Nalder Bros, and Thompson Ld., 97a, Dalston- lane, N.E. Induced Draught FANS-Tirags induit Bumsted and Chandler Ld., Hednesford, Staffs Davidson and Co. Ld., Belfast Keith, James, and Blackman Co. Ld., 27, Farting- don-avenue, London. E.O. Matthews & Yates Ld., Swinton, nr. Manchester Turbon Patent Fan Co. Ld., Llanelly Injectors and Ejectors—injecteurs et aspwateurs Hopkinson, J., and Co. Ld., Huddersfield Pulsometer Engineering Co. Ld., Reading Willcox, W. H., A Co. Ld.,32-38,Southwark-st.,S.E. INSTRUCTION (Postal)— Bnseignement par corre> spondance Southern* T. A., Universal Mining School, Cardiff Thomas, Wm., Cambrian Mining School, Forth Iron and Brass Founders-Fonderies de eret de laiton B’akeborough, J., ard Sons, Brighouse, Yorks. Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Daglish, Robert, and Co. Ld., St. Helens, Lancs. Gosforth Foundry Co. Ld., Dronfield, nr. Sheffield Lowmoor Co. Ld„ Lowmoor Ironworks, Bradford Protector Lamp and Lighting Co. Ld., Eccles ”Boyles Ld., Irlam, Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John, and Sons Ld., Wigan IRON AND Steel—Fers et aciers Chorley Railway Wagon Co. Ld., Chorley, Lancs. Hardy Patent Pick Co. Ld., Sheffield Lowmoor Co. Ld., Bradford, Yorks Scott, Walter, Ld., Leeds Steel Works, Leeds Shelton Iron. Steel A Coal Co. Ld., Stoke-on-Trent Stead, J., and Co. Ld., Manor Works, Sheffield Thompson and Co., Wigan Ward, Thos. W., Ld„ Albion Works, Sheffield 4A0K8 (Hydraulic)—Cries hydraulictues Hardy Patent Pick Co. Ld„ Sheffield Tangyes Ld., Cornwall Works, Birmingham Youngs, Byland-street Works, Birmingham JlM CROWS—Presses 1 dntrer les rails TTn.rdy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Theedam, E. 0., Ld., Dudley Youngs, Byland-street Works, Birmingham Jointing Cement—ciment a jointures Hall and Hall. 47, Leadenhall-street, E.C. Taylor, S. T., and Sons, Scotswood-on-Tyne JOISTS (Rolled Steel—(Poutreiies en acier lamint Scott, Walter, Ld., Leeds Steel Works, Leeds Keps (for Winding Cages)—Toques Wood, John, and Sons Ld., Wigan Lamp Cleaning Machines-Machines d nettoyer des lampes Ackroyd and Best Ld„ Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby Protector Lamp and Lighting Co. Ld., Eccles Thomas, E., and Williams Ld., Aberdare » Lamp Gauze Brushes — Brosses a nettoyer io toile mttallique des lampes Ackroyd and Best Ld., Morley, near Leeds Davis, John, and Son (Derby) Ld., Derby • Protector Lamp and Lighting Co. Ld., Eccles Theedam, E. C„ Ld., Dudley Thomas, E., and Williams Ld., Aberdare LAMP GLA88E8—Chemintes pour lampes Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Theedam, E. C., Ld., Dudley Thomas. E.. and Williams Ld., Aberdare Lamp Oil Filling Machines—Machines a rem pUr les lampes Ackrovd and Best Ld.. MeHey. »ear Leeds Protector Lamp and Lighting Co. Ld., Eccles . Teale, W. E., and Co. Ld., Swinton, Lines. Theedam, E. C., Ld., Dudley Thomas, E., and Williams Ld., Aberdare Lamp Re-lighting Apparatus (Underground) Rallumeurs pour lampes de mine Ackroyd and Best Ld., Morley, near Leeds Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs. Thomas, E., and Williams Ld., Aberdare Lamps (Arg)—Lampes d arc Haslam and Stretton Ld., Cardiff Theedam, E. C., Ld., Dudley Lamps (Electric)—Lampes Slectriques Ackroyd and Best Ld., Morley, near Leeds "Ceag” Miners’ Supply Co. Ld., 9, Harp-lane London Davis, John, and Son (Derby) Ld., Derby Haslam and Stretton Ld., Cardiff Mining Engineering Co. Ld., Sheffield Thomas, E., and Williams Ld., Aberdare Lamps (Electric Safety)—Lampes de sarett 4i«c triques British Insulated and Helsby Cables Ld., Prescot M Ceag ” Miners’ Supply Co. Ld., 9, Harp-lane,E.O. Davis, John, and Son (Derby) Ld., Derby Mining Engineering Co. Ld., Sheffield Pearson’s Electric Miners* Lamp Co. Ld., Marsh- gate-lane, Stratford, London, E. Lamps (Miners* Safety)—Lampes de sOrett Ackroyd and Best Ld., Morley, near Leeds " Ceag ” Miners’ Supply Co. Ld., 9, Harp-lare.E.C. Davis, John, and Son (Derby) Ld. Derby Naylor, John, Central Brass Works, Wigan Pearson’s Electric Miners* Lamp Co. Ld., Marsh - • gate-lane, Stratford, London, E. Protector Lamp and Lighting Co. Ld., Eccles Teale, W. E., and Co. Ld., Swinton, Lancs Theedam, E. 0., Ld., Dudley Thomas, E., and Williams Ld., Aberdare