1320 THE COLLIERY GUARDIAN. [supplement PAGE IV.] June 28, 1918. NEEDSNOTHAWING THE BRITISH EXPLOSIVES SYNDICATE LTD. 124^ ST VINCENT STREET GLASGOW THAMES POWDER N° 2 YORKSHIRE ENGINE C? LD Contractors to the Admiralty, War Office, India Office, &c., and Colonial and Foreign Governments and Railways. >■ » * HEAD OFFICE & WORKS : SHEFFIELD, ENGLAND. London Office : 34, Caxton House, Westminster, S.W. 1. BUILDERS OF STEAM, ELECTRIC & COMPRESSED AIR LOCOMOTIVES for any Gauge—of any Weight. COAL CUTTING MACHINES «& HAULAGE ENGINES OF ALL TYFES. FORGINGS IN IRON & STEEL—G.M. & PHOSPHOR BRONZE CASTINGS. MACHINE WORK OF EVERY DESCRIPTION. Telegraphic Address ENGINE, SHEFFIELD. PATENTED BUCKETS — 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 : D€XIN€" Ltd., Stratford, London, E. 15 Telegrams: Telephone: “ Dexine, Stratford, Loudon.” 355 Stratford. YCLONE The Cyclone Induced Draught abolishes black smoke, burns poor quality fuel, and reduces the number of boilers required. There are many letters from satisfied users published in our Booklet 275F. You should have a copy. ItatthewsaYaiesE Swinton JnanGhcstec Cl Getting full value by Induced Draught When you are fitting labour-saving and economy - effecting devices to your boiler plant, do not neglect the very important factor in the raising of steam—DRAUGHT. Upon a good draught depends the heat of the fires, the thorough combustion of the fuel and the reduction of black smoke. The Cyclone Full- J'hc Housed Blower for Induced Draught, Refuse Collection Mine Ventilation, etc. INDUCED DRAUGHT PLANT feeds to the fires the necessary amount of oxygen to ensure complete combustion. The hot glowing fires speedily evaporate the water ; and this even when an inferior quality of fuel is used The fires are no longer dependent upon hot gases for the draught, and thus a great source of energy is freed for more useful service.