340 THE COLLIERY GUARDIAN. August 7, 1914 Purchasers’ Guide to Advertisers’ Specialities—(continued). Rakes (Pit) Baker, John, and Son, Bilston, Staffs Hardy Patent Pick Co. Ld., Sheffield Reduoinq Gear Angus, Geo., & Co. Ld., Neweastle-on-Tyne Bridge, David, & Co. Ld., Castleton, Manchester Brown, David, and Sons (Huddersfield) Ld.,Park Gear Works, Lookwood, Huddersfield Reduoinq Valves (Full Bore ahd Standard) Auld, D., and Sons, Whitevale Foundry, Glasgow Bailey, Sir W. H., A Co. Ld., Saif ord, Manchester Baldwin, Janies, and Co., Keighley, Yorks Coventry Chain Co. Ld., Coventry Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Refrigerators Pulsometer Engineering Co. Ld., Beading Reoulatimo Valves (Full Bore) Auld, D., and Sons, Whitevale Foundry, Glasgow Boyles Ld., Irlam, Manchester Risque Apparatus British Oxygen Co. Ld., Elverton-st., Westminster Knowles Oxygen Co. Ld„ Wolverhampton Mining Engineering Co. Ld. (The), Sheffield Siebe, Gorman and Co. Ld., 187, Westminster bridge-road, S.E. Respirators British Oxygen Co. Ld., Elverton-st., Westminster Mining Engineering Co. Ld. (The), Sheffield Siebe, Gorman and Co. Ld., Westminster Rivets Baker, John, and Son, Bilston, Staffs Lowmoor Co. Ld.,Lowmoor Ironworks, Bradford Benton, B. M., and Co., Sheffield Theedam, E. 0., Ld., Dudley Ward, Thos. W., Limited, Albion Works, Sheffield Rook Brills Aqueous Works and Diamond Bock Boring Co. Ld., Guildford-st., York-roacL Lambeth, S.E. Bute Works Supply Co. Ld., Cardiff Davis, John, and Son (Derby) Ld,, Derby Diamend Coal-Cutter Co., Wakefield Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield Meyer, O. H„ A Co., 1, Metal Exchange-buildings, London. E.C. Mining Engineering Co. Ld. (The), Sheffield Sullivan Machinery Co.,114, Salisbury House,E.C. Rollers amd Pulleys (Haulage) Bagnall, W. G., Ld., Stafford Hardy Patent Piek Co. Ld., Sheffield King, John, and Co., 88, Boar-lane, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Benton, B. M., and Co., Sheffield Wood, John, and Sons Ld., Wigan Ruufs and Outdoor Buildings Isea Foundry Co.. Newport, Mon. Leeeh, Goodall A Co., Hunslet, Leeds Norton’s (Tividalo) Ld., Tipton Wootton Bros. Ld., Coalville, near Leicester Wright’s Forgo and Engineering Co. Ld., Tipton Ropes (Cotton Drivino) Kenyon, Wm., & Sons Ld., Dukinfield Mudford, J. H., & Sons, 55, Exchange-st., Sheffield Ropes (Brivinq) Kenyon, W., A Sons Ld., Dukinfield Manchester Ropes (Hemp and Manilla Mudford, J. H.» & Sons, 55, Exchange-st., Sheffield Rope Preservative Wakefield, 0. 0., A Co., Cheapside, London, E.C. Ropes (Wire) Brown, W. B., and Co, (Bankhall) Ld., Liverpool Hooke, William and Co. Ld., Tinsley. Sheffield Cradock, George, and Co. Ld , Wakefield Elliot, George, and Co. Ld., Westminster, S.W. Glover, Wm. Jas., and Co., St, Helens, Lancs. Haggle Brothers Ld., Gateshead-on-Tyne Houghton, W. D., and Co. Ld., Warrington Lateh and Batchelor Ld., Hav Mills. Birmingham Meyer, C. H., & Co., 1, Metal Exchauge-buildings London, E.C. Shaw, John, Ld., Sheffield Thompson Co.. Wigan Ropeways (Aerial) Bloiohort’s Aerial Transporters Ld., 36, New Broad-street, E.C. Cradock, George, and Co. Ld., Wakefield Rubber-Covered Rollers Be^daway, F., A Co. Ld., Pendleton, Manchester Sacks and Bags Mudford. J. H., and Sons, 55, Exchange-street* Sheffield Safety Valves Auld, D., and Sons, Whitevale Foundry, Glasgow Bailey, Sir W. H., & Co. Ld., Salford, Manchester Baldwin, James, and Co., Keighley, Yorks Hepkinson, J., and Co. Ld., Huddersfield ° KjBB ” Manufact’ng Co., 13, W« ingate, Sheffield Lanoaster and Tonge Ld.. Pendleton, Manchester Protestor Lamp and Lighting Co. Ld., Eccles, Manchester Boyles Ld. Irlam, Manchester Sanitary Conveniences Brettell, Thos A., Quarry Bank, Brierley Hill Wollescote Galvanizing Co., Brierley Hill Saws and Sawifq Appliances Glover, M., and Co.. Holbeck-lane Leeds Soovins for Goal and Coke Baker, John, and Son, Bilston Hardy Patent Pick Co. Ld., Sheffield Thoedam, E. C., Ld., Dudley SOREENING Barns, W., and Son, Globe Works, Holloway, N. Hardy Patent Pick Co. Ld., Sheffield Harvey, G. A., & Co. (Londor) Ld., Woolwich* road 8.E. Norton’s (Tividalo) Ld., Tipton * Spenoer and Co. La., Melksham, Wilts Wright’s Forge and Engineering Co. Ld., Tipton Soreeninq Punt Allen, Edgar, and Co. Ld., Sheffield Cop^4e Oo. (Gt. Britain) Ld., Kinasway, London, Hardy Patent Pick Co. Ld., Sheffield Hoad, Wrightson an Co. Ld., Stockton-on-Tees Johnson, Wm., A Sons (Leeds) Ld., Armley, Leeds Leech, Goodall A Co., Hunslet, Leeds Norton’s (Tividalo) Ld., Tipton Simon-Oarvos Ld., 20, Mount-street, Manchester Sponsor and Co. Ld., Melskham, Wilts Wright’s Forgo and Engineering Oo, Ld., Tipton SiREWiNO Machines Frost, Albert, and Co., Sheffield Tangyoo Ld., Cornwall Works, Birmingham Youngs, Byland-streot Works, Birmingham Screws (Stretching) Youngs, Byland-street Works, Birmingham Sewage Treatment Punt Mather and Platt Ld., Manchester Shafting Bridge, David, & Co. Ld., Castleton, Manchester Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Hardy Patent Pick Oo. Ld., Sheffield Houghton, W. D„ and Co. Ld., Warrington Jardine, John, Doering-stroet, Nottingham Lancaster and Tonga Ld., Pendleton, Manchester Phillips, C. D., Newport, Mon. Spencer and Co. Ld», Melksham, Wilts Wright’s Forgo and Engineering Co. Ld., Tipton Shaft Sinkers Txifor Boring A Mining Co. Ld., 41, Bue Boyale, Brussels Sheet Iron Firth, Wm., Ld., Leeds Harvey, G. A., A Oo. (Londoh) Ld., Woolwich- read, S.B. Lewis, Wm., and Son, Bilston, Staffs, Thoedam, N. 0., Ld., Dudley Sheet Metal Works (for Cylinder Caoinqo) Baker, John, and Sen, Bilston Kenyon, Wm., A Sons, Ld., Dukinfield Shot-Firing Batterieo and Cabled British Explosives Syndicate Ld., Glasgow British Insulated and Holsby Cables Ld., Lancs. Curtis’s and Harvey Ld., Cannon-st. House, E.C. Davis, John, and Son (Derby) Ld., Derby Haslam and Schontheil Ld., Cardiff Nobel’s Explosives Co. Ld., Glasgow Shoveu and Shovel Treed Baker, John, and Son, Bilston, Staffs Fell, C. A., Dronfield, near Sheffield Frost, Albert, and Co., Sheffield Hardy Patent Pick Co. Ld., Sheffield Benton, B. M„ and Co., Sheffield Thoedam, E. C., Ld., Dudley Shovels (Sprinkling) Fell, C. A., Dronfield, near Sheffield Sidings Bagnall, W. G., Ld., Stafford Benton, B. M., and Co., Midland Works, Sheffield Summerson, Thomas, A Sons Ld., Darlington Ward, Thos, W„ Limited, Albion Works, Sheffield Signalling Apparatus (Visual) Baird Archd., A Son Ld., Hamilton, Glasgow Davis, John, and Son (Derby) Ld., Derby Theedam, E. C.. Ld., High street, Dudley Sleepers (Iron and Steel) Allen, W. G„ A Sons (Tipton) Ld., Tipton Bagnall, W. G., Ld., Stafford Baird, J. W„ and Co., West Hartlepool Bute Works Supply Oo. Ld., Cardiff Firth, Wm., Ld., Greek-strcet, Leeds Benton, B. M., and Oo>, Midland Works, Sheffield Sleepers (Wood) Second-hand Barry Sand and Gravel Co. Ld., Cardiff Docks Smiths' Tools Hardy Patent Pick Oo. Ld., Sheffield Smith Work Baker, John, and Son, Bilston, Staffs British Wagon Oo. Ld., Botherham Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Wright’s Forge and Engineering Co. Ld.. Tipton Smoke Helmets Siebe, Gorman and Co. Ld., Westminster, S.E. Speed-Reducing Gears Bridge, David, A Co. Ld., Castleton, Manchester Brown, David, A Sons (Hndd.) Ld., Huddersfield Coventry Chain Co. Ld., Coventry Wood, John, and Sons Ld., Wigan Sphincter Crip Armoured Hose Beddaway, F., A Oo. Ld., Pendleton, Manchester Springs British Wagon Co. Ld., Botherham Cottam, Edwin, and Co. Ld., Don Steel Foundry, Botherham Lanoaster and Tonge Ld., Pendleton, Manchester Wigan Wagon Oo. Ld., Springs Branch, Wigan Stampings Baker, John, and Sen, Bilston, Staffs Chorley Bailway Wagon Oo. Ld., Ohorley Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Steam Experts Fell, C. A., Dronfield, near Sheffield Boyles Ld., Irlam, Manchester Steam Fittings Baldwin, James, and Co., Keighley, Yorks British Mannesmann Tube Oo. Ld., London Wall Hopkinson, J., and Oo. Ld., Huddersfield •• KBB ” Manufact’ng Co., 13, Waingate, Sheffield Boyles Ld., Irlam, Manchester Bussell, John, and Oo. Ld., Alma Works, Walsall Spenoer, John, Ld., Tube Works, Wednesbury Stewarts and Lloyds Ld., Birmingham A Glasgow Steam Mains and Pipe Instalutions Stewarts and Lloyds Ld., Birmingham A Glasgow Wellington Tube Works Ld., Great Bridge, Tipton Steam-Saving Appliances Pillatt and Oo. Ld., Stapleford, Nottingham Boyles Ld., Irlam, Manchester Steam Traps Auld, D., and Sons, Whitevale Foundry, Glasgow Bailey, Sir W. H„ A Co. Ld., Salford, Manchester Hopkinson, J., and Oo. Ld., Huddersfield •• KSB ” Manufact’ng Co., 13, Waingate, Sheffield Lanoaster A Tonge Ld., Pendleton, Manchester Boyles Ld., Irlam, Manchester Stewarts A Lloyds Ld., Birmingham and Glasgow United States Metallic Packing Co. Ld., Bradford Wright’s Forge and Engineering Co. Ld., Tipton Steam Wagons Mann’s Patent Steam Cart and Wagon Co. Ld., Hunslet, Leeds Steam Winches Bridge, David, A Co. Ld., Castleton, Manchester Clarke, Chapman A Co. Ld., Gateshe&d-on-Tyne Phillips, C. D., Newport, Mon. Wood, John, and Sons Ld., Wigan Steel Alien, Edgar, and Co. Ld., Sheffield Cooke, William, and Co. Ld., Tinsley, Sheffield Cot* am, Edwin, and Co. Ld„ Don Steel Foundry, Botherham Cradock, George, and Co. Ld., Wakefield ^r.rdy Patent Fick Oo. Ld., Sheffield Hodgson, E. W., and Co., 24. Norfolk-row, Sheffield Latch and Batchelor Ld., Hay Mills, nr. B’ham Mining Engineering Oo. Ld. (The), Sheffield Shelton Iron, Steel A Coal Co. Ld., Stoke-on-Trent Stewarts A Lloyds Ld., Birmingham and Glasgow Thompson and Oo., Wigan Steel Blooms Billets Benton, B. M., and Co., Sheffield Scott, Walter, Ld., Leeds Steel Works, Leeds Steel Futs and Rounds Scott, Walter, Ld., Leeds Steel Works, Leeds Steel Tinbars Scott, Walter, Ld., Leeds Steel Works, Leeds Stencil Plates, Steel Stamps, &o. Lawson, John, A Sons, 26, Carver-lane, Sheffield Pasley, Henry, and Sons. Edwara-st., Sheffield Pryor, Edward, A Son, 68, West-street, Sheffield Stone Breakers Allen, Edgar, and Oo. Ld., Sheffield Hardy Patent Pick Co. Ld., Sheffield Johnson, Wm., A Sons (Leeds) Ld., Armley, Leed *3obey and Oo. Ld., Lincoln Scholefield Bd., Burley Vale Foundry, Leeds Stonidust Grinding Plant Scholefield, B Burley Vale Foundry. Leeds Stoneware (Sanitary) Knowles, John, and Oo. (Wooden Box) Ld., near Burton-on-Trent Structural Steel Work Hardy Patent Pick Co. Ld., Sheffield Leech, Goodall A Co.. Hunslet, Leeds Norton’s (Tividalo) Ld., Tipton Scott, Walter, Ld., Leeds Steel Works, Leeds Wright’s Forge and Engineering Co. Ld., Tipton Sulphate of Ammonia Plant Copies(Co. (Gt. Britain) Ld., Kingsway, London, Koppers’ Coke Oven A Bye-Product Oo„ Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Sulphur Recovery Plant Coke Oven Construction Oo. Ld., Sheffield Cop^e^Co. (Gt. Britain) Ld., Kingsway, London, Daglish, Bobt., and Oo. Ld., St. Helens, Lancs. Koppers’ Coke Oven A Bye-Product Co., Sheffield Superheaters Clarke, Chapman A Oo. Ld., Gateshead-on-Tyne Pulsometer Engineering Oo. Ld., Beading Sugden, T., Ld., 180, Fleet street, E.C. Surplus Steam Valves (Full Bore) Auld, D., and Sons, Whitevale Foundry, Glasgow Baldwin, James, and Co.. Keighley, Yorks Hopkinson, J., and Oo. Ld., Huddersfield Boyles Ld., Irlam, Manchester Surveying (Books on) Thomas, Wm.. Cambrian Mining School, Forth Surveying (Instruction) Thomas, Wm., Cambrian Mining School, Forth Surveying Instrument Makers Davis, John, and Son (Derby) Ld., Derby Harling, W. H., 47, Finsbury Pavement, London Stanley, W. F., A Oo. Ld., 286, High Holborn, W.C. Thornton, A. G., Ld., King-st. West, Manchester Winter, T. B., and Son, 21, Grey-st., Newcastle- on-Tyne Switch Boards Davis, John, and Son (Derby) Ld., Derby Haslam and Schontheil Ld., Cardiff Holmes, J. H., A Co., Portland-road, Newcastle on-Tyne Switch Gear Anderson, Boyes A Co. Ld., Motherwell, Scotland British Insulated and Helsby Cables Ld., Prescot Davis, John, and Son (Derby) Ld., Derby Haslam and Schontheil Ld., Cardiff Holmes, J. H., A Co., Portland-road, Newcastle- on-Tyne Swivels (Ball-Bearing) Bridge, David A Co., Ld., Castleton, Manchester Youngs, Byland-street Works, Birmingham Tamping Plugs Tanks Bagnall, W. G.» Ld., Stafford Bakers (Leeds) Ld., Hunslet, Leeds Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Harvey, G. A., A Oo. (London) Ld., Woolwich- road. S.E. Hawksley, Wild and Co., Sheffield Head, Wrightsen and Co. Ld., Stockton-on-Tees Isca Foundry A Engineering Co., Newport, Mon. Johnston, John, Attercliffe Boiler Wks., Sheffield Leech. Goodall A Co., Hunslet, Leeds Mather and Platt Ld., Manchester Theedam, E. 0., Ld., Dudley Ward, Thos. W„ Limited, Albion Works, Sheffield Wright’s Forge and Engineering Co. Ld., Tipton Wood, John, and Sons Ld., Wigan Yorkshire Hennebique Contracting Co. Ld., Leeds Tachographs and Tachometers Davis, John, and Son (Derby) Ld., Derby Tar Distilling Plant Bakers (Leeds) Ld., Hunslet. Leeds Coke Oven Construction Co. Ld., Sheffield Copp69 Co. (Gt. Britain) Ld., Kingsway, London, W.C. Daglish, Bobt., and Co. Ld., St. Helens, Lancs. Hawksley, Wild and Co., Sheffield Koppers’ (The) Coke Oven and Bye-Product Co., Sheffield Simon-Carves Ld., 20, Mount*street, Manchester Teohnioal Education Electro-Technical Bureau. 312, Deinsgate, Man- chester Thomas, Wm., Cambrian Mining School, Forth Southern, T. A., Universal Mining School, Cardiff Telephones British Insulated and Helsby Cables Ld., Presoot Davis, John, and Son (Derby) Ld., Derby Haslam and Schontheil Ld., Cardiff Timber (Colliery) Baird, J, W., and Co., West Hartlepool Osbeck and Co., Newcastle-on-Tyne Tipplers. Allen, Edgar, and Co. Ld., Sheffield Bagnall, W. G., Ld., Stafford Bleichert’s Aerial Transporters Ld., 36, New Broad-street, E.C. Head, Wrightson and Co. Ld., Stockton-on-Tees Leech, Goodall A Co., Hunslet, Leeds Spencer and Co. Ld., Melksham, Wilts Wright’s Forge and Engineering Oo. Ld., Tipton Wood, John, and Sons Ld., Wigan Toolc Fell, C. A., Dronfield, near Sheffield Hardy Patent Pick Co. Ld., Sheffield Tangyes Ld., Cornwall Works, Birmingham Willcox, W. H., A Oo. Ld.,32, Southwark-st., S.E, Tractors Mann’s Patent Steam Cart and Wagon Co. Ld., Hunslet, Leeds Tram and Wagon Corner Plates Baker, John, and Son. Bilston, Staffs British Wagon Co. Ld., Botherham Chorley Bail way Wagon Co. Ld., Chorley, Lancs. Thoedam, E. 0., Ld., Dudley Transformers (Electrical) Davis, John, and Son (Derby) Ld. Derby Transport Plant Bleichert’s Aerial Transporters Ld., 36, New Broad-street, E.C. Trommels Barns, W., and Son, Globe Works, Holloway Johnson. Wm., A Sons (Leeds) Ld., Armley, Leeds Robey and Co. Ld., Lincoln Spencer and Co. Ld., Melksham, Wilts Truck Shunting Plants Bleichert’s Aerial Transporters L