August 307 1918. THE COLLIERY GUARDIAN. 457 BOVING TURBINE PUMPS THE MOST RELIABLE AND EFFICIENT BRITISH MADE PUMP s’ Limited CO BOVING and ENGINEERS HYDRAULIC 56, Kingsway LONDON, W.C. 2 BOVING & CO-LTD., LONDON. LARGE MINING PUMP (6 Repeat Orders). 860 g.p.m. 755 feet. 1,450 r.p.m. 2 SMALL MINING PUMPS. 220 g.p.m. 328 feet. 2,900 r.p.m. g.p.m. feet. STEEL WORK PUMP, Low Pressure. 3,000 g.p.m. 40 feet. 725 r.p.m. STEEL WORK PUMP, Medium Pressure. 800 g.p.m. 125 feet. 1,450 r.p.m. 2 SINKING PUMPS as shown (Repeat Order). 333 475 1,450 Telegrams : “JENORTEN, WESTCENT.” Telephones : HOLBORN 6420 (3 lines).