March 8, 1918. THE COLLIERY GUARDIAN. 499 “Cfte Pulsometer STRONG PUMP left SINKING exhaust absen facilities frictional withstand the Please No. pulsometer engineering C Works, Nine Offices— Street, READING LONDON j—583 Reading. ’ “ Egyptian, i—4565 Victor without attention. ', special pattern e for this work. That needs pass large coal dust, Having no parts, it will quantities of steam, slinging, and its capacity for pumping dirty water render it unsurpassed packing, has nothing to’ •, and can for weeks