March 30, 1917. THE COLLIERY GUARDIAN. 647 REG9 TRADE MARK ^iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiniiiiiy BELTING Unlike other Solid woven unseparable plies. Rubber Belts. RUBBER-FILLED AND RUBBER-COVERED. SOLE MAKERS F. REDD AWAY & PENDLETON. MANCHESTER. LONDON OFFICE 5O/l LIME ST..E.C. The only Rubber Belt that cannot open in the plies or split in the seams. THE MOST PLIABLE BELT MADE. Stronger than leather or any other kind of Belt. — BEST for transmission of power. BEST FULLEST POWER TRANSMISSION. Less Slippage. Less Stretch. Less Trouble. Longer Life. MOST ECONOMICAL for elevating all kinds of material. BEST for conveyor work. BEST for hot conditions In AND EFFICIENT. — cement plants, steel mills, We fully guarantee this Belting. mines, rock crushers, etc., etc. Full particulars from The ELECTRIC HOSE & RUBBER C“ L“ 55, CAXTON HOUSE, WESTMINSTER, S.W. Tel.: Vic. 4341. nllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllli? THEEDAM’S IMPROVED A common rope well lubricated will last longer than the best rope not lubricated, is admitted by the most competent authorities. 5 1 Illustration of Haulage Rope Oilers on application. There is no need to emphasize the necessity of keeping Wire Ropes WELL LUBRICATED. ANNALS OF COALMINING & THE COAL TRADE. By Post, 25s. 9d. BY ROBERT L. GALLOWAY. Price ass. net. The Colliery Guardian Co. Ltd., 30 & 31, Furnival Street, Holborn, London, E.O. 4 To Save Oil, Time, and Prolong the LIFE of Your ROPES, USE OVER 500 IN USE. PIT ROPE OILER Makers : E. C. THEEDAM Ltd., DUDLEY, Malleable Iron Castings] STEEL ALLOY CASTINGS I, — --------1 I THOMAS L. HALE LTD., WALSALL, Staffordshire. ------ ON ADMIRALTY AND WAR OFFICE LISTS. - Telegraphic Addresses : “Hale, Founders, WaltalL” “ Mai steel. Manchester.” .“ Fair man, Glasgow.” Telephone Nos.: Walsall, 408 (pte. ex.) Manchester, 20, Pendleton. Glasgow. 210, Central. DON'T WASTE TIME ... T' AS T U T S No TROUBLE to FIT or REMOVE. No damage to bolt. Specified and used by the War Office AND Admiralty, SAMPLES, 4^. and SAVE TIME & MONEY. One firm use over 200,000 monthly. IN USE on over 60 Collieries. Calendar and Matchcase, FREE. ------ We develop and purchase good mechanical patents. “ FASTNUT ” Ltd., 115, Newgate St., London, E.C. Rr@m 6 Wade A ILL. COMPRESSORS -------“FT--- Totally Enclosed and Perfectly Dustproof. Need the minimum of attention. THEY ARE Particularly suit- able for working 1 in Dusty situations. MICHELL PATENT THRUST BEARINGS. k EFFICIENT e DURABLE ACCESSIBLE SIZES : 5 to 1,000 c. ft. ANY DRIVE, Fixed or Portable. WORKS : HYATT High Wycombe. ROLLER BEARINGS.