Septembek 18, 1914. THE COLLIERY GUARDIAN. 599 1 i ■ •’ STEEL PIT PROPS (Patented). British Made. Greatest Possible Output. Liberty of Movement. Maximum of Safety. Minimum of Cost. Highest Efficiency combining Resistance of Pressure with Mobility and Resiliency. THOUSANDS IN USE. F»rta«-on THE MIGRATING PIT PROP & MINING OUTFIT CO., Telegrams : “ Mining, Erdington.” Chester Road, Erdington, BIRMINGHAM. OXYGEN. The BRITISH OXYGEN Co. Ld. The oldest and most extensive Oxygen producing and distributing business in the World. Factories in all industrial Centres equipped exclusively with modern liquid air plants producing Oxygen of unrivalled purity, the only residual being a trace of Nitrogen, as sanctioned and recommended by the Home Office Order of May 4th, 1912, for use with RESCUE APPARATUS. ADDRESSES OF THE COMPANY’S WORKS: LONDON.... Elverton Street, Westminster, S.W. „ ... Tunnel Avenue, East Greenwich, S.E. BIBMINGHAM Saltley Works. CARDIFF ... East Moohs. MANCHESTER Great Marlborough Street. SHEFFIELD Celtic Works, Savile Street. NEWCASTLE- '■N-TYNE... Walker Gate. GLASGOW ... Rosehill Works, Polmadie. . SYDNEY ... N.S.W. WILLIAM COOKE & CO. LTD. Established 1866. TRADE MARK. Tinsley Steel, Iron & Wire Rope Works, SHEFFIELD, Contractors to H.M. Government and English and Foreign Railways. LONDON OFFICE11O, CANNON STREET, E.C. MANUFACTURERS OF WIRE ROPES. GOLD MEDALS. Sydney, 1879. Mining, London, 1890. Melbourne, 1880. Naval, London, 1891. PARIS EXHIBITION, 1900, GOL.D MEDAL. Lang’s Lay and other principles for Mining, Shipping, Cranes, &c., &c. Forged Hauling Rope Sockets or Capels Guide Rods, Galvanised Strand and Signal Wire. Special Wire Rods for Rope, Spring, Card Wire, &c. Best Yorkshire Iron for Engineering and Colliery purposes. Bessemer Steel Bars and Rods. Channel Steels for Rubber Tyres. Horse and Pit Pony Shoes. Installations BAKER OIL SEPARATORS £ should be specified to ensure W the best possible results. IBB Bakers (Leeds) Ltd. D. Llewellin Evans 120, BUTE ST. CARDIFF. PROPRIETOR OF THE Cardiff Brattice Cloth Company, AGENT FOR Nobel’s Explosives. “SHELTON” IRON. ^QUEI TMI” QTCEI ( Siemens \ On CL I UR 01 CCL 'Open Hearth./ “GRANVILLE” PIG IRON Steel Pit Girders & Colliery Rails a Speciality; also High-class Bar Iron for Couplings, &c IRON & STEEL BARS, ANGLES, TEES, CHANNELS, GIRDERS, PLATES & SHEETS, STEEL BILLETS, BLOOMS & SLABS. Enquiries to— .. ■ ~~ ~' THE SHELTON IRON, STEEL & COAL CO. LTD., STAFFORDSHIRE Or 122, Cannon Street, London. E.C. Telegraphic Address: “Shelton, Stoke-on-Trent." Tel. No. 11 and 253. | Telegraphic ^.dressSheltonian, London.” Tel. No. 886 Bank. First-class Medals— Paris, 1885; London, 1862. Gold Medals— Paris, 1878; Melbourne, 1881. SANKEY Any Size or Weight. From Plate & Sheet Metal. Rough or Machined. Rolled or Spun Sheet Steel Work, Light Pressed Steel Wheels. General Sheet Metal Work. Foundry Ladles. Our Equip nent includes 750 TON HYDRAULIC and other Presses and Stamps. Send us details of your require- ments and we will quote you. Joseph Sankey & Sons Limited, Hadley, Salop. FERRO-CONCRETE CONSTRUCTIONS. Buildings of every description, Water Towers, Bridges, Pile Foundations, Headgears. THE YORKSHIRE HENNEBIQUE CONTRACTING CO. LD., Kirkstall Road, LEEDS. HIGH-PRESSURE Steam Boilers For any working pressure. J. & J. HORSFIELD Ld., DEWSBURY, YORKSHIRE.