September 1, 1916. THE COLLIERY GUARDIAN. 423 BOVIIMG PUMPS THE MOST RELIABLE AND EFFICIENT BRITISH MADE PUMP. \( LARGE MINING PUMP (6 Repeat Orders). 860 g.p.m. 755 feet. 1,450 r.p.m. STEEL WORK PUMP, Medium Pressure. 800 g.p.m. 125 feet. 1,450 r.p.m. ' J L 2 SINKING PUMPS as shown (Repeat Order). 333 g.p.m. 475 feet. 1,450 r.p.m. J c W r- I 2 SMALL MINING PUMPS. 220 g.p.m. 328 feet. 2,900 r.p.m. BOVlNO STEEL WORK PUMP, Low Pressure. 3,000 g.p.m. 40 feet. 725 r.p.m. ROVING and HYDRAULIC CO. Limited, ENGINEERS, TELEGRAMS: “JENORTEN, WESTCENT.” TELEPHONES: HOLBORN 6420 (3 lines). 56, Kingsway, LONDON, W.C.