June 7, 1918. THE COLLIERY GUARDIAN. 1159 BOVING PUMPS THE MOST RELIABLE AND EFFICIENT BRITISH MADE PUMP. iiw g.p.m feet. r.p.m. ■J! w LARGE MINING PUMP (6 Repeat Orders). 860 g.p.m. 755 feet. 1,450 r.p.m. ' BOVING SCO..LTD.,LONDON STEEL WORK PUMP. Medium Pressure. 800 g.p.m. 125 feet. 1,450 r.p.m. 2 SMALL MINING PUMPS. 220 g.p.m. 328 feet. 2,900 r.p.m. 2 SINKING PUMPS as shown (Repeat Order). 333 475 1,450 STEEL WORK PUMP, •'.ft® (/AY? I/OB . y* • / Low Pressure. 3,000 g.p.m. 40 feet. 725 r.p.m. BOVING and CO. Limited, HYDRAULIC ENGINEERS, Telegrams : “JENORTEN, WESTCENT.” Telephones : HOLBORN 6420 (3 lines). 56, Klngsway, LONDON, W.C. 2.