618 THE COLLIERY GUARDIAN. March 30, 1917. PATENTED BUCKETS. your water end of pump gives you trouble, Write us for List B. PUMP BUCKETS assure Flexible '‘rings The Rings are Flexible, they Expand Automatically to Pressure, are Always Tight, are not Split, do not cause Uneven Wear, Reducing Friction to a Minimum. GOODALL, CLAYTON & Co. Lo. LEEDS. Telegrams :— “Vertical, Leeds.” Telephone:—1982, Leeds. few MAKERS AND ERECTORS OF SCREENING PLANTS, PICKING BELTS, SCREENS, PITHEAD GEARS. BUNKERS, ROOFS, STEEL STRUCTURAL WORK, &c. SOLE PROPRIETORS : D6JCIN6 Ltd., Stratford, London, E. 15 Telegrams: Telephone: “ Dexine, Stratford, London.” 355 Stratford. GAS RETORT INSTALLATIONS, CONVEYING PLANTS. Representatives:—H. L. CHESTON, Clarendon House, Boston Spa, Yorks. W. OGDEN DAYSON. 1. Mount Street, Swansea, for South Wales. STEAM, MOTOR, BELT, OR ROPE=DRIVEN AIR & GAS COMPRESSORS From 50 to 15,000 cubic feet FOR COLLIERIES, MINES, Etc. ADVANTAGES^ SIMPLICITY. RELIABILITY. SELF-LUBRICATION SMALL FLOOR SPACE. I One of Two 1,400 c.f. Air Compressors, in De Beers Mines S.A. ADVANTAGES DURABILITY HIGH EFFICIENCY. BEST WORKMANSHIP. MINIMUM MAINTENANCE BELL1SS & MORCOM LIMITED, Telegrams : R112 TVII NIC T-V A 1W London Off,ce : BELLISS, BIRMINGHAM.” DlIUVllllVM 8> VICTORIA STREET, S.W.