826 THE COLLIERY GUARDIAN. April 18, 1913. Purchasers' Guide to Advertisers’ Specialities. Further information can be obtained on reference to the Weekly Alphabetical Index to Advertisers. Acetylene Lamps Davis. John, and Son (Derby) Ld., Derby Theedam, E. C„ Ld., Dudley Wakefield, C. C., and Co., 27, Cannon-street, E.C. Accumulators Acid Plant Daglish, Robert, and Co. Ld., St. Helens, Lancs. Air Analysis Apparatus Siebe, Gurman and Co. Ld., 187, Westminster- bridge-road, S.E. Air Compressors Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Alley and MacLellan Ld., Polmadie, Glasgow Bailey. Sir W. H., & Co, Ld., Salford, Manchester Beiliss and Morcom Ld., Birmingham Bever, Dorling and Co. Ld., Bradford, Yorks Daglish, Bobert, and Co., St. Helens, Lancashire Davis, John, and Son (Derby) Ld., Derby Fraser A Chalmers Ld., 3, London Wall Bldgs., E.C. Hardy Patent Pick Co. Ld., Sheffield Harvey, G. A., & Co., Woolwich-rd., London, S.E. International Channelling Machines Ld., Sheffield Llewellyn & Cubitt Ld., Pentre, B.S.O., Glam. Mining Engineering Co. Ld., (The), Sheffield Plowright Bros. Ld., Chesterfield Pulsometer Engineering Co. Ld., Reading Beavell and Co. Ld., F. Department, Ipswich Robey and Co. Ld., Globe Works, Lincoln United States Metallic Packing Co. Ld., Bradford Walker Brothers (Wigan) Ld., Wigan Wood, John, A Sons Ld.. Brook Foundry, Wigan Air Pipes Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Allen, A., and Sgu Ld., Lower Gonial, Staffs. Allen, W. G„ and Sons (Tipton) Ld., Tipton Baker, John, and Son, Thompson-street, Bilston British Mannesmann Tube Co. Ld., London Wall Lewis, William, and Son, Bilston Mining Engineering Co. Ld., Sheffield Stewarts & Lloyds Ld., Birmingham and Glasgow Theedam, E. C., Ld., Dudley Air Pumps Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Bailey, Sir W. H., & Co. Ld., Salford. Manchester Clarke, Chapman and Co. Ld., Gateshead on-Tyne Daglish, Robert, and Co. Ld., St. Helens, Lancs. Mather and Platt Ld., Manchester Pulsometer Engineering Co. Ld., Beading Bobey and Co. Ld., Lincoln Wood, John, and Sons Ld., Wigan Alternators Mather and Platt Ld., Manchester Mavor A Coulson Ld., 47, Broad-street, Glasgow Ambulance Carriages, Stretchers, &c. Theedam, E. C. Ld., Dudley Anchors Wright’s Forge and Engineering Co. Ld., Tipton Anemometers Davis, E., 2, Aire-street Leeds Davis, John, and Son (Derby) Ld., Derby Humble, Stephen, 9, Victoria-st., London, S.W. Stanley, W. F., A Co. Ld., 286, High Holbom, W.C. Thornton, A. G., Ld., King-st. West, Manchester Angles and Sections (Steel) Firth, Wm., Ld., Water-lane, Leeds Gwalia Forge Co., Caergwrle, Wrexham Anthracite Breaking, Sizing and Washing Plant Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan and Froude Ld., Worcester Norton’s (Tividale) Ld., Tipton Sheppard and Sons Ld., Bridgend Simon-Carves Ld.. 20, Mount-street, Manchester Wood, John, A Sons Ld., Brook Foundry, Wigan Anti-Corrosive Compositions Wailes, Dove, A Co. Ld., Newcastle-on-Tyne Anti-Friotion Metal Tangyes Ld., Cornwall Works, Birmingham Youngs, Byland-street Works, Birmingham Anvils Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Firth, William, Ld., Leeds Hardy Patent Pick Co. Ld., Sheffield Bentcn, B. M., and Co., Midland Works, Sheffield Theedam, E. C., Ld., Dudley Wright’s Forge and Engineering Co. La., Tipton Asbestos Asbestos and General Paint Co. Ld., Birmingham Northern Bubber Co., The Wicker, Sheffield Axle Greasers Wakefield, C. C., and Co., 27, Cannon-street, E.C Barrows (Ore) Bagnall, W. G., Ld., Stafford Haslam and Schontheil Ld., Cardiff Heenan and Froude Ld., Worcester Theedam, E. C., Ld., Dudley Bars (Iron and Steel) Chorley Bailway Wagon Co. Ld., Ghorley, Lancs. Firth, Wm., Ld., Water-lane, Leeds Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Mining Engineering Co. Ld., Sheffield Bars (Screen) Firth, Wm., Ld., Water-lane, Leeds Head, Wrightson and Co. Ld., Stockton-on-Tees Benton, B. M., and Co., Sheffield Wood, John, and Sons Ld., Wigan Bearings Bridge, David, A Co. Ld., Castleton, Manchester Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Jardine, John, Deering-street, Nottingham Bellows Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Hardy Patent Pick Co. Ld., Sheffield Haslam and Schontheil Ld., Cardiff Theedam, E. C„ Ld., Dudley Bells (Signal) British Insulated and Helsby Cables Ld., Prescot Davis, John, and Son (Derby) Ld., Derby Humble, Stephen, 9, Victoria-st., London, S.W. Theedam, E. C., Ld., Dudley Belt Fasteners Thomas and Bishop, 119-125, Finsbury Pav., E.C. Belt Food Belting Cort, Arthur, A Co., 303J, Camberwell-rd., London Frost, Albert, and Co., Sheffield Holhngdrake, Henry, and Son Ld., Stockport Northern Rubber Co.. The Wicker, Sheffield Beddaway, F.. A Co. Ld.. Pendleton, Manchester *• Scandinavia ” Belting Co. Ld , 59, Southwark- strret. S.E. Sutcliffe, B„ Horbury, near Wakefield Thomas and Bishop, 119-125, Finsbury Pav., E.C. Belts (Chain) Ewart’s Chain Co., Derby, England Heenan and Froude Ld., Worcester Leech, Goodall A Co., Hunslet, Leeds Wright’s Forge and Engineering Co. Ld., Tipton Benzol Plants Coke Oven Construction Co. Ld„ Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Bitumastio Solution Wailes, Dove A Co., LcL, Newcastle-on-Tyne Blasting Apparatus British Explosives Syndicate Ld., Glasgow Curtis’s and Harvey Ld., Cannon-st. House, E.C. Davis. John, and Son (Derby) Ld., Derby Electric Blasting Apparatus Co. Ld., Cinderford Nobel’s Explosives Co. Ld., Glasgow Reavell and Co. Ld., Ipswich Theedam, E. O«, Ld., Dudley Blowers Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham British Insulated and Helsby Cables Ld., Presoot Fraser A Chalmers Ld., 3, London WallBldgs., E.C. Keith, James, & Blackman Co. Ld., 27, Farring- don-avenue, London, E.C. Standard Engineering Co. Ldit Leicester Boiler (Cleaning Apparatus) Willcox, W. H., A Co. Ld., 23, Southwark-st., S.E. Boiler and Steam Pipe Covering Asbestos and General Paint Co. Ld., Birmingham Kenyon, W., A Sons Ld., Dukinfield, Manchester Boiler Feeders Foot, B. G., A Co., 11, Queen Victoria-street. E.O. Boyles Ld., Irlam. Manchester Tangyes Ld., Cornwall Works, Birmingham Boiler Merohants Stringer, John, and Son, Blackburn Boiler Mountings Bailey, Sir W. H., & Co. Ld., Salford, Manchester Davis, E., 2. Aire-street, Leeds Green and Boulding Ld., 26, New Bridge-st., E.C. Hopkinson, J., and Co. Ld., Huddersfield Boyles Ld., Irlam, Manchester Stringer, John, and Son, Dept. 11, Blackburn Wellington Tube Works Ld., Great Bridge, Tipton Boiler Removers Stringer, John, and Son, Blackburn Boiler Tubes Lewis, Edwin, and Sons, Wolverhampton Stewarts and Lloyds Ld., Birmingham A Glasgow Wellington Tube Works Ld., Gt. Bridge, Tipton Boilers Avonside Engine Co. Ld., Bristol Clarke, Chapman and Co. Ld., Gateshead-on-Tyne Daglish, Bobert. and Co. Ld., St. Helens, Lancs. Fraser A Chalmers Ld., 3, London Wall Bldgs, E.C. Heenan and Froude Ld., Worcester Horsfield, J. and J., Ld., Dewsbury Llewellyn A Cubitt Ld., Pentre, B.S.O., Glam.j Peckett A Sons. Atlas Locomotive Works, Bristol Bobey and Co. Ld., Globe Works, Lincoln Spurr, Inman and Co. Ld., Wakefield Stringer, John, and Son, Black bum Tangyes Ld., Cornwall Works. Birmingham Uskside Engineering Co. Ld., Newport, Mon. Ward, Thos. W., Limited, Albion Works, Sheffield Yorkshire Boiler Co. Ld., Bradford Bolts Nuts. &o. British Wagon Co. Ld., Botherham Bute Works Supply Co. Ld., Bute Docks, Cardiff Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Firth, William, Ld., Leeds Jardine, John, Deering-street, Nottingham Mining Engineering Co. Ld. (The). Sheffield Orenstein and Koppel—Arthur Koppel (Amal- gamated), 27, Clements-lane, London, E.C. Benton, B. M., and Co., Midland Works, Sheffield Summerson, Thomas, A Sons Ld., Darlington Theedam, E. 0., Ld., Dudley Ward, Thos. W„ Ld., Albion Works, Sheffield Wigan Wagon Co. Ld., Springs Branch, Wigan Books on Mining Colliery Guardian Co. Ld., 80 A 31, Fumival-st., Holbom, E.C. Foyle, W. & G., 121-123, Charmg Cross-rd., W.C. Griffin, Charles, and Oo. Ld., Exeter-st., Strand Sweet and Maxwell Ld., 3, Chancery-lane, E.C. South Wales Institute of Engineers, Cardiff Southern, T. A., Universal Mining School, Cardiff Boring Contractors Aqueous Works and Diamond Bock Boring Co. Ld., Guildford-st., York-rd., Lambeth, S.E. Davidson. J. S., A Son, St. Bees, Cumberland Fon^age de Puits, 5, Bue de Surene, Paris Holland Drilling Co., 56, Moorgate-street, E.C. Lancaster and Tonge Ld.. Pendleton, Manchester. New Calyx Drill and Boring Co. Ld., Millwall, E. Thomson Bros. (Dunfermline) Ld.. Glassrow Trefor Boring A Mining Co. Ld., 41, Bue Boyale, Brussels Vivian’s Boring Co. Ld., Cleator Moor, Cumb. Boring Machines Aqueous Works and Diamond Bock Boring Co. Ld., Gaildford-st„ York-road, Lambeth, S.E. Brown, David, A Sons (Hudd.) Ld., Huddersfield Davis, John, and Son (Derby) Ld., Derby Diamond Coal-Cutter Co., Wakefield Hardy Patent Pick Co. Ld., Sheffield Holland Drilling Co.. 56. Moorgate-street, E.C. Bobey ana Co. Ld., Lincoln BORING (PROSPEOTINQ) PLANTS AND TOOLS Aqueous Works and Diamond Bock Boring Co. Ld., Guildford st., York-road, Lambeth, S.E. Hardy Patent Pick Co. Ld., Sheffield Holland Drilling Co., 56, Moorgate-street. E.C. New Calyx Drill and Boring Co. Ld., Millwall, E. Brakes (Linings for) Frood, Herbert, Co. Ld., Chapel-en-le-Frith Brake (Winding Engine) Chorley Railway Wagon Co. Ld., Chorley, Lancs. Daglish, Robert, and Co. Ld., St. Helens, Lancs. Heenan and Froude Ld., Worcester Robey and Co. Ld., Lincoln Thornewill and War ham Ld.. Burton-on-Trent Wood, John, and Sons Ld., Wigan Brassfounders British Wagon Co. Ld., Rotherham Chorley Railway Wagon Co. Ld., Chorley, Lancs. Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Davis, John, and Son (Derby) Ld., Derby Lancaster and Tonge Ld., Pendleton, Manchester Peckett A Sons, Atlas Locomotive Works, Bristol Railway and General Engineering Co. Ld.. Notts Royles Ld.. Irlam, Manchester Russell, John, and Co. Ld., Alma Works, Walsall Brattioe Cloth Davis, John, and Son (Derby) Ld., Derby Evans, D. Llewelhn, 120, Bute-street, Cardiff Moritz, George, Ld., Clayton, Manchester Mudford, J. H., A Sons, 55, Exchange-st., Sheffield Breathing Apparatus Siebe, Gorman and Co. Ld., Westminster, S.E. Briok Maohine Merohants Stringer, John, and Son, Blackburn Briokmakino Maohinery Bradley A Craven Ld., Wakefield Briquette Machinery Ld., 161, Water-lane, Leeds Fraser A Chalmers Ld..3. London WallBldgs, E.C. Thompson and Southwick Ld., Tamworth Ward,‘Thos. W., Limited. Albion Works, Sheffield Whittaker, C., and Co. Ld., Accrington Wootton Bros. Ld., Coalville, near Leicester Brioks Witton Firebrick Co. Ld., near Darlington Bridges Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Heenan A Froude Ld., Newton Heath, Manchester Isca Foundry Co., Newport, Mon. Norton’s (Tividale) Ld.. Tipton Yorkshire Hennebique Contracting Co. Ld., Leeds ] Briquette Maohinery | Bradley A Craven Ld., Wakefield Briquette Machinery Ld., 161, Water-lane, Leeds Glover, M., and Co., Holbeck-lane, Leeds Middleton, Bobert, Sheepscar Foundry, Leeds Uskside Engineering Co. Ld., Newport Yeadon, Son and Co., Albion-place, Leeds Brushes (Lamp and Colliery) Ackroyd and Best Ld., Morley, nr. Leeds Davis, John, and Son (Derby) Ld.» Derby Theedam, E. C., Ld., Dudley Buckets and Baskets Baker, John, and Son, Bilston, Staffs Frost, Albert, and Co., Sheffield Lewis, Wm., and Son, Bilston, Staffs. Theedam, E. C., Ld., Dudley Buffers British Wagon Co. Ld., Botherham Chorley Bail way Wagon Co. Ld., Chorley, Lancs. Northern Bubber Co.j The Wicker, Sheffield Buffers (Self-contained) British Wagon Co. Ld., Botherham Chorley Railway Wagon Co, Ld., Chorley, Lancs. Buyers of any kind of Plant (Large or Small) Stringer, John, and Son, Blackburn By-Produot Reoovery Plant Coke Oven Construction Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Koppers, Coke Oven A Bye-Product Co., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Cable Connectors Haslam and Schontheil Ld., Cardiff Cable Slincs ** Scandinavia ” Belting Co. Ld., 59, Southwark- street, S.E. Cables British Insulated and Helsby Cables Ld., Prescot Diamond Coal-Cutter Co., Wakefield Haslam and Schontheil Ld., Cardiff Mavor and Coulson Ld., 47, Broad-street, Glasgow Shaw, John, Ld., Sheffield Cables (Shot-Firing) British Insulated and Helsby Cables Ld., Prescot Curtis’s A Harvey Ld., Cannon-st. House, E.C. Davis, John, and Son (Derby) Ld., Derby Electric Blasting Apparatus Co. iud., Cinderford Haslam and Schontheil Ld„ Caraiff . Nobel’s Explosives Co. Ld., Glasgow Cages (Pit) Allen, W. G., and Sons (Tipton) Ld., Tipton Daglish. Bobert, and Co. Ld., St. Helens, Lancs. Gwalia Forge Co., Caergwrle, Wrexham Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan A Froude Ld., Worcester and Manchester Humble, Stephen, 9, Victoria-st., London, S.W. Norton’s (Tividale) Ld., Tipton Ormerod, Edward, Atherton, near Manchester Thornewill and Warham Ld., Burton-on-Trent Walker Bros. (Wigan) Ld., Wigan Wood, John, A Sons Ld.. Brook Foundry, Wigan Wright’s Forge and Engineering Co. Ld., Tipton “Camel Hair” Belting Beddaway, F., A Oo. Ld., Pendleton, Manchester Canvas Fire Hose Beddaway, F., A Co. Ld., Pendleton, Manchester Capstans (Eleotrio) Bridge, David, A Co. Ld., Castleton, Manchester Wood, John, A. Sons Ld., Brook Foundry, Wigan Carrying and Conveying Belts Cort, Arthur, A Co., 303|, Camberwell-rd., London Coulson, M., and Co. Ld., Spennymoor Fraser A Chalmers Ld.,3,London Wall Bldgs., E.C. Hardy Patent Pick Co. Ld., Sheffield Harvey, G. A., A Co., Woolwich-rd., London. S.E. Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan and Froude Ld., Worcester Leech, Goodall A Co., Hunslet. Leeds Norton’s (Tividale) Ld., Tipton Plowright Bros. Ld., Chesterfield Beddaway. F.. A Co. Ld., Pendleton. Manchester ” Scandinavia ” Belting Co. Ld., 59, Southwark- street, S.E. Sheppard and Sons Ld., Bridgend, South Wales Spencer and Co. Ld., Melksham, Wilts Sutcliffe, B., Horbury, near Wakefield Walker Bros. (Wigan) Ld., Wigan. Wood, John. A Sons Ld.. Brook Foundry. Wigan Wright s Forge and Engineering Co. Ld., Tipton Castings (Brass or White Metal) British Wagon Co. Ld., Botherham Daglish, Bobert, and Co. Ld., St. Helens, Lancs. Davis, John, and Son (Derby) Ld., Derby Jardine, John, Deering-street, Nottingham Lowmoor Co. Ld., Lowmoor Ironworks, Bradford Boyles Ld., Irlam, Manchester Castings (Iron and Steed British Wagon Co. Ld., Botherham Brown, David, A Sons (Hudd.) Ld., Huddersfield Chorley Bailway Wagon Co. Ld., Chorley, Lancs. Daglish, Bobert, and Co. Ld.. St. Helens, Lancs. Firth, William, Ld., Leeds Hardy Patent Pick Co. Ld., Sheffield Hollingdrake, Henry, and Son Ld., Stockport Isca Foundry Co., Newport, Mon. Jardine, John, Deering-street, Nottingham Lowmoor Co. Ld., Lowmoor Ironworks. Bradford Stewarts and Lloyds Ld., Birmingham A Glasgow Summerson, Thomas, and Sons Ld., Darlington Walker Bros. (Wigan) Ld., Wigan Wood, John, A Sons Ld., Brook Foundry, Wigan Castings (Malleable) Cement Earle, G. A T., (1912) Ld., Wilmington, Hull Thomas and Bishop, 119-125, Finsbury Pav., E.C. Cement-Making Machinery Cement Manufacturers Earle, G. A T„ (1912) Ld., Wilmington, Hull Centrifugal Fans Bumsted and Chandler Ld., Hednesford, Staffs. Davidson A Co. Ld., Belfast Heenan and Froude Ld., Worcester Keith, James, A Blackman Co. Ld., 27, Farring- don-avenue, London, E.C Standard Engineering Co. Ld., Leicester Waddle Patent Fan and Engineering Co., Llanelly Walker Bros. (Wigan) Ld., Wigan Centrifugal Pumps Alldays A Onions Pneumatic Engineering Co. Ld., Birmingham Bumsted and Chandler Ld., Hednesford, Staffs. Fraser A ChalmersLd.,3,London WallBldgs., E.C. Hathorn, Davey A Co. Ld., Sun Foundry, Leeds Pulsometer Engineering Co. Ld., Beading Bobey and Co. Ld., Lincoln Simon-Carves Ld., 20, Mount-street, Manchester Tangyes Ld., Cornwall Works, Birmingham Channels (Steed Scott, Walter, Ld., Leeds Steel Works, Leeds Chains Firth, William, Ld., Leeds Haggle Brothers Ld.. Gateshead-on-Tyne Benton, B. M., and Co., Sheffield Theedam, E. C., Ld., Dudley Wright’s Forge and Engineering Co. Ld., Tipton Youngs. Ryland-street Works. Bir™ingham Chains for Driving and Power Transmission Checks and Labels (Brass) Pryor, Edward, and Son, 68, West-st., Sheffield Cling Surface (for Belts and Ropes) Thomas and Bishop, 119-125, Finsbury Pav., E C Clip Pulleys Clips (Haulage) Allen, W. G., and Sons (Tipton) Ld., Tipton Bradley A Craven Ld., Wakefield Frost, Albert, and Co., Sheffield Hardy Patent Pick Co. Ld., Sheffield Humble, Stephen, 9, Victoria-st., London, S.W. Smallman, J. W<., Nuneaton Theedam, E. C.. Ld.. Dudley Clutches 'Facings for) Frood, Herbert, Co. Ld., Chapel-en-le-Frith Coal Bunkers Bennis, Ed., and Co. Ld., Little Hulton, Bolton Coke Oven Construction Co. Ld., Sheffield Fraser A Chalmers Ld.,3,London Wall Bldgs., E.U Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan A Froude Ld., Worcester and Manchester Koppers Coke Oven A Bye-Product Co., Sheffield Leech, Goodall A Co., Hunslet, Leeds Norton’s (Tividale) Ld., Tipton Simon-Carves Ld., 20, Mount-street, Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John, and Sons Ld„ Wigan Wright’s Forge and Engineering Co Ld., Tipton Yorkshire Hennebique Contracting Co. Ld., Leeds Coal Carrying Belts Bennis, Ed., and Co. Ld.. Little Hulton, Bolton Cort, Arthur, A Co., 303|, Camberwell Bd., London Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan A Froude Ld., Worcester and Manchester Leech, Goodall A Co , Hunslet, Leeds Norton’s (Tividale) Ld., Tipton Beddaway, F., A Co. Ld., Pendleton, Manchester “ Scandinavia ” Belting Co. Ld., 59, Southwark street, S.E. Spencer and Co. Ld., Melksham, Wilts Sutcliffe, B., Horbury, near Wakefield Wood, John. A Sons Ld., Brook Foundry, Wiga* Wright’s Forge and Engineering Co. Ld., Tipton Coal Compressing Maohinery Coke Oven Construction Co. Ld., Sheffield Koppers Coke Oven A Bye-Product Co., Sheffield Simon-Carves Ld., 20, Mount-street, Manchester Coal Crushing Plant Coke Oven Construction Co. Ld., Sheffield Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Leech, Goodall A Co., Hunslet, Leeds Simon-Carves Ld., 20, Mount-st., Manchester Spencer and Co. Ld., Melksham, Wilts Wooa, John, and Sons Ld., Wigan Wright’s Forge and Engineering Co. Ld., Tipton Coal-Cuttino Maohinery Davis, John, and Son (Derby) Ld., Derby Diamond Coal-Cutter Co., Wakefield Gillott, John, A Son, Lancaster Works, Barnsley Hardy Patent Pick Co. Ld., Sheffield Heenan and Froude Ld., Worcester International Channelling Machines Ld., 327, Penistone-road, Sheffield Mavor and Coulson Ld., 47, Broad-street, Glasgow Mining Engineering Co. Ld. (The), Sheffield Sutcliffe, Bichard, Horbury, near Wakefield Waterfall, H. A B., A Barber, Bridge-st., Sheffield Coal Drills Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield Mining Engineering Co. Ld. (The), Sheffield Coal Dryers Briquette Machinery Ld., 161, Water-lane, Leeds Coal Dust Layer Hull Oil Manufacturing Co. Ld., Stoneferry, Hull Coal Handling Plant Bennis, Ed., and Co. Ld., Little Hulton, Bolton Bleichert’s Aerial Transporters Ld., 36, New Broad-street, E.C. Coke Oven Construction Co. Ld., Sheffield Fraser A Chalmers Ld., 3, London Wall Bldgs., E.C. Hardy Patent Pick Co. Ld.. Sheffield Head, Wrightson and Co. Ld., Stockton-on-Tees Heenan A Froude Ld., Worcester and Manchester Koppers (The) Coke Oven and Bye-Product Co. 301, Glossop-road. Sheffield Leech. Goodall A Co., Hunslet, Leeds Norton’s (Tividale) Ld., Tipton Beddaway, F., A Co. Ld., Pendleton, Manchester Simon-Carves Ld., 20, Mount-st., Manchester Spencer and Co. Ld., Melksham, Wilts Wood, John. A Sons Ld.. Brook Foundry, Wigar Wright’s Forge and Engineering Co. Ld., Tipton Coal Heading Machines Davis, John, and Son (Derby) Ld., Derby Hardy Patent Pick Co. Ld., Sheffield International Channelling Machines Ld., Sheffield Mining Engineering Co. Ld., Sheffield Coal-Piokinq Belts Coulson, M., A Oo. Ld., Spennymoor, Oo. Durham Fraser A Chalmers Ld., 3, London Wall Bldgs, E.O. Hardy Patent Pick Co. Ld., Sheffield Head, Wrightson and Oo. Ld., Stockton-on-Tees Heenan ana Froude Ld.. Worcester Leech, Goodall A Co., Hunslet, Leeds Norton’s (Tividale) Ld., Tipton Plowright Bros. Ld., Chesterfield Beddaway, F., A Co. Ld., Pendleton, Mancheste •• Scandinavia ” Belting Cos Ld., 59, Southwark- street, S.E. Sheppard and Sons Ld., Bridgend, South Wales Spencer and Co. Ld., Melksham, Wilts Sutcliffe, B.. Horbury, near Wakefield Walker Bros. (Wigan) Ld., Wigan Wood, John, and Sons Ld., Brook Foundry, Wigan Wootton Bros. Ld.. Coalville, near Leicegtw Wright’s Forge and Engineering Co. Ld., Tipton Coal Screens Barns, W., and Son, Globe Works, Holloway, N. Coulson, M., A Oo. Ld., Spennymoor, Oo. Durham Cousland, Alex., and Son,3, Mitchell-st., Glasgow Hardy Patent Pick Oo. Ld., Sheffield Harvey, G. A., A Co., Woolwich-rd.,London,S.E. Haslam and Schontheil Ld., Cardiff Head, Wnghtson and Co. Ld., Stockton-on-Tees Heenan A Froude Ld.. Worcester and Manchester Leech, Goodall A Co., Hunslet, Leeds LCLhrig Coal and Ore-Dressing Appliances Ld., 32, Victoria-street. London, S.W. Norton’s (Tividale) Ld., Tipton Plowright Bros. La., Chesterfield Sheppard and Sons Ld., Bridgend, South Wales Spencer and Oo. Ld.. Melksham, Wilts Walker Bros. (Wigan) Ld., Wigan Wood. John A Sons Ld., Brook Foundry, Wigar Wootton Bros. Ld.. Ooalrtlle. near Wright’s Forge and Engineering Co. Ld., Tipton