236 THE COLLIERY GUARDIAN. January 30, 1914. PUMPING MACHINERY Main Pumping Engine. POWER WATER TAKEN FROM DELIVERY PIPE OF MAIN PUMP THREE THROW OR TURBINE PUMP. OF MINE PUMPS PUMPS, Electric and Belt Driven. Det,V6RlNc ■wr■ : MAKERS OF ALL KINDS THREE=THROW and CENTRIFUGAL Send for our THREE-THROW CATALOGUE. which shews some typical designs of Three- Throw Mining Pumps. HYDRAULIC DIP PUMPS Economical —>!n running WILL WORK UNDER WATER. HATHORN, OAVEY & CO. Ltd.