June 22, 1917. THE COLLIERY GUARDIAN. 1155 DU CROO & BRAUNS CAN SUPPLY FROM STOCK Track IPWAGONS GAUGE 24 in. URNTABLES 2 5 52 Victoria 53, Victoria Street, “ Ducrobra, Vic, London.” LONDON, S.W. Patent High Efficiency Ira TURBO PUMPS. Many Unique Points. Ask for Catalogue P 84. THE POWER PLANT Co. Ltd., WEST DRAYION, MIDDLESEX. Telegrams—“ Eoc, West Drayton.” Telephone—22 Yiewsley. WILLIAM COOKE & Co. Ltd. w.C00KE&C°> Tinsley Steel, Iron and Wire Rope Works, Contractors to H.M, Government and English and Foreign Railways. SHEFFIELD Sydney, 1879. Mining, London, 1890. Melbourne, 1880. Naval, London, 1891. GOLD MEDALS. ' London Office: 110, Cannon Street, E.C. Australian Office: 109, Pitt Street, Sydney. MANUFACTURERS OF WIRE ROPES. PARIS EXHIBITION, 1900, COLD IVIE DAL. 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. <0lAb£> and Powder Fuses, .. Codes.HEBER'S 8, A.B.C.6th.Ed\ Shot Firing Cables, Exploders, anti all Accessories for Electric Shot Firing. Manufacturers of Electric Detonators Te/e grams: DETONATOR .LYDBROOK. THE COMPANY LYDBROOK GLOS. *7 U ALL BRITISH MANUFACTURE. IMMEDIATE DELIVERY. The NATIONAL PATENT CHECK-ACTION TIME RECORDERS AS SUPPLIED TO H.M. GOVERNMENT. IMPORTANT. Time Recorders with patent ch eck-action are the card machines preventing mistakes in recording for wrong days. They Register fob Correct Day only. COLLIERY MANAGERS should write for Explanatory Catalogue: THE National Time Recorder Company. The Largest Manufacturers of Time Recorders in the Kingdom. HoTpel9ei8. Offices: 5, BLACKFRIARS RD. Factory: 88, 89 & 90, Upper Ground St., London, S.E. Branch..—BIRMINGHAM, BRISTOL, MANCHESTER & GLASGOW. STOCK 1601b. 1501b. 1201b. JOHN THOMPSON Dish End Boilers -• 30 ft. by 9ft. „ ...... 30 ft. by 8 ft. „ ...... 30 ft. by 8 ft. NON-CONDUCTING COVERINGS & Plastic. Patent Removable Sectional Coverings. Asbestos & Slag Wool Mattresses, Asbestos Composition. Colliery Shaft Sectional Covering our Speciality. SECTIONAL & PLASTIC BOILER COVERING CO., Succrs. to Toope’s Asbestos Covering Co. Ltd. 90, St. Paul’s Road, Bow, LONDON. B. Contractors to H.M. Office of Works, Send for Prices, Catalogues, and Samples. HIGH-PRESSURE Steam Boilers For any working pressure. J. & J. HORSFIELD Ld. DEWSBURY, YORKSHIRE.