March 16, 1917. THE COLLIERY GUARDIAN. 521 PATENTED BUCKETS. NEVER PASS - If - your water end of pump gives you trouble, Write us for List B. PUMP BUCKETS Flexible ~rings The Rings are Flexible, they Expand Automatically to Pressure, are Always Tight, are not Split, do not cause Uneven Wear, Reducing Friction to a Minimum. SOLE PROPRIETORS: D6JCINC Ltd., Stratford, London, E. 15 Telegrams: Telephone: “ Dexine, Stratford, London.” 355 Stratford. Keith-Blackman Electric Forge Blowers. o ■■ These Blowers are very compact, and can be applied to any hearth. LOW FIRST COST. SMALL RUNNING COSTS. Supplied complete with Hearths in many designs, or separately for existing hearths. FANS & BLOWERS foi all purposes, James Keith & Blackman C” L™ 27, Farringdon Avenue, . . . LONDON. And at Manchester, Newcastle, Cardiff, Leeds, Glasgow, Edinburgh, &c. N EW type ‘ SPECIAL’ PUMP. Reduced Prices. Less Steam Used. No Outside Pipes. Much Simplified. TANG YES LT-P BIRMINGHAM. No. 422 D.