March 28, 1913. THE COLLIERY GUARDIAN, 631 STONE DUST For Prevention of Coal Dust Explosions. SPECIAL PLANT For the Production of Correct Fineness of Dust. ROBEY & CO. LIMITED, Globe Works, LINCOLN. John Russell & Co. Ltd., Alma Tube Works, WALSALL. For Gas, Steam, Water, &c. AND A'; Mflfy WELDLESS STEEL TUBES for ENGINEERS, &c. PECKETT & SONS, Bristol. GAUNT & HICKMAN British Oil Works, WOLVERHAnPTOW MANUFACTURERS OF Solidified Oils, Floating Grease, LOCOMOTIVE & ANTI FRICTION CREASES, SAFETY LAMP OIL CAS ENGINE AND COMPOUND ENGINE OILS. ROSIN DISTILLERS WALKER’S PATENT Speciality— TANK LOCOMOTIVES Locos, of various sizes specially designed for COLLIERIES, IRONWORKS, CONTRACTORS, &c„ always in Stock, Ready for Immediate Delivery. Phonographs, Prices and Specifi- cations on application. Telegraphic Address—“ Peckett, Bristol National Telephone—No. 7306. Estnhlixheil 1864. Pl DETACHING For the Prevention of Overwinding For particulars, apply to— THUS. WALKER & SON LTD., 5S, Oxford at., BIRMINGHAM, THE LEADING MINING JOURNAL OF THE WORLD. MINES AND MINERALS. AN ILLUSTRATED JOURNAL OF METAL AND COAL MINING. Published by the COLLIERY ENGINEER CO., Scranton, Penna., U.S.A. It does not publish generalities. It gives its readers Details. The largest and best journal of its class. Subscription, post paid . 10/6 per ann. KEGAN PAUL, TRENCH, TRUBNER & CO. LTD. Broadway House, 68-74, Carter Lane, London, E.C. “BRITISH” PERMITTED EXPLOSIVES ACKROYD & BEST LTD., MORLEY, ENGLAND. THE WELL-KNOWN SAFETY LAMP EXPERTS. : Fracturite : Pitsea Powder : Britonite : THE BRITISH EXPLOSIVES SYNDICATE Ld. 124. ST. VINCENT STREET GLASGOW ,LG ,LB LC-4R fl Sole Makers of Hailwood’s Patent Portable Electric Lamp for Pit Work and Rescue Brigades. Simple, Safe, and Strong, and represents the latest and best attempts to over= come or reduce defects incidental to electric lamps. Telegrams: “LAMPS, MORLEY.” Telephone: No. 86 MORLEY. L.jfc. D T 4 * A x' i-jiiwootr i' I