October 11, 1918. THE COLLIERY GUARDIAN. 771 —■ ———— HOPKINSON BOILER MOUNTINGS & VALVES FOR HIGH PRESSURE AND SUPERHEATED STEAM. jfciii® III HOPKINSON - FERRANTI STOP VALVE FIGURE NO- 2028 (CAST IRON ROPY) FIGURE NO, 2029 (CAST STEEL BODY). >—■ HiiiihHiihiij HOPKINSON-FERRANTI PATENT STOP VALVE SEATS AND DISCS OF HOPKINSON PLATNAM METAL t* UPWARDS OF 30,000 SUPPLIED OR ON ORDER Reduced Size, Weight and First Cost. HUDDERSFIELD. J. HOPKINSON i CO. L LONDON - GLASGOW - EDINBURGH - PARIS CARDIFF - OLDHAM ' - BLACKPOOL - PETROGRAD No. 399.