May 24, 1918. THE COLLIERY GUARDIAN. 1031 DU CROO & BRAUNS LTD CAN SUPPLY FROM STOCK Track IPWAGONS GAUGE 24 in. URNTABLES 25 52 Victoria 53, Victoria Street, “ Ducrobra, Vic, London.” LONDON, S.W. 1. THE E>OWER PLANT Co. Ltd., WEST DRAYTON, MIDDLESEX. Telegrams—“ Eoc, West Drayton.” Telephone—22 Yiewsley. HEAVY DUTY FLEXIBLE COUPLINGS. FOR HAULAGES AND WINDERS. Ask for LIST No. 7. WILLIAM COOKE & Co. Ltd. ESTABLISHED 1866. TRADE MARK. Tinsley Steel, Iron and Wire Rope Works, SP ||p ||p fl ip H M M Contractors to H.M. Government and Hl g| j ■ ■ H W M M W English and Foreign Railways. London Office: 26, Victoria Street, S.W. 1. Australian Office: 109, Pitt Street, Sydney. MANUFACTURERS OF WIRE ROPES. GOLD MEDALS. Sydney, 1879. Mining, London, 189©. Melbourne, 1880. Naval, London, 1891. PARIS EXHIBITION, 1900, GOX.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. $ggg| Te/egra^s. DETONATOR. LTD BROOK. Manufacturers ef Electric Detonators and Powder Fuses, Shot Firing Cables, Exploders, ■flMf all Aocaasorica for Electric Shot Firing. Codes.LIEBER'S B, A.B.C.5th.Ed. the' » ELECTRIC ia DETONATOR COMPANY I LYOBRO OK GLOS W I. ALL BRITISH MANUFACTURE. IMMEDIATE DELIVERY. The NATIONAL PATENT CHECK-ACTION TIME RECORDERS AS SUPPLIED TO N.M. GOVERNMENT. IMPORTANT. Time Recorders with patent ch eck-action are the card machines preventing mistakes in recording for wrong days. They Register for Correct Day only. COLLIERY MANAGERS should write for Explanatory Catalogue : THE National Time Recorder Company Ltd. The Largest Manufacturers of Time Recorders in the Kingdom. Hop 918. Offices: 5, Slackfriars Rd.,S.E.1 Factory: §8,89 & 90, Upper Ground St., London, S.E. 1 Branch.!—BIRMINGHAM, BRISTOL, MANCHESTER & GLASGOW. “THOMPSON” BOILERS OF ALL DISH END TYPE. Possess important constructional ad van'ages over the old Flat End design. WOLVERHAMPTON, Eng TYPES. NON-CONDUCTING COVERINGS ^Plastic. Patent Removable Sectional Coverings. Asbestos & Slag Wool Mattresses, Asbestos Composition. Colliery Shaft Sectional Covering our Speciality. SECTIONAL & PLASTIC J BOILER COVERING CO., Succrs. to Toope’s Asbestos Covering Co. Ltd, 90, St. Paul’s Road, Bow. LONDON. B 3 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., I DEWSBURY, YORKSHIRE-