May 31, 1918. THE COLLIERY GUARDIAN. [supplement PAGE VII.] 1117 MUNITIONS IRON, STEEL, BURNT METAL, TURNINGS, AND ANY OBSOLETE PLANT. SHEFFIELD. 'PHONE: No., 830 &1833 (three lines). A. A. TATTERSALL & Co., Makers, Blackburn On War, Admiralty, and Crown Agents’ List. Estab. 1893. May we quote you ? We make VITRIFIED Corundum wheels for cutter and internal grinding, and SEMI-VITRIFIED Abrasive wheels up to 48 in. dia. for general work. Also Machines. BALDWIN’S THE ORIGINAL TUBE FLOAT. GALLOWAYS LIMITED, 63^Xl MANCHESTER. WATER RAISERS. Brass, Gun Metal, and Phosphor Bronze Castings. SAMUEL BIRKETT & SONS (CMheaton) Lion Brass Works, CLECKHEATON. ltd. ORMEROD’S IMPROVED PATENT SAFETY LINKS For the effectual prevention of Accidents from Over- winding. THE BEST AND MOST RELIABLE SAFETY DETACHINC HOOK YET INVENTED. Advantages and full particulars on application. Sizes up to 10 Tons working load in Stock or Progress. DIPLOMAS OF HONOUR AWARDED TORONTO, LONDON & OTTAWA, CANADA, August, September and October, 1898. PATENTEE SOLE MANUFACTURER— EDWARD ORMEROD, Atherton, nr. Manchester. For HIGH STEAM and LOW WATER SAFETY VALVES and ALARMS. Absolute Safety is assured. Over 1,200 Tube Floats Sold. We specialise in Valves and Boiler Mountings. It’s made in the Steam Users’ Interest, SEND FOR CATALOGUE, FREE Est. 1877 Over 2 000 British Steam Users are now using the Baldwin “ BETALL” Valves. JAMES BALDWIN & CO., KEIGHLEY, Engineers and Founders. GALLOWAY PATENT BOILERS. ENGINES ■ BOILERS FOR COLLIERIES, STEELWORKS, FACTORIES, PUMPING, &C. Write for Particulars. SMALLMAN patent HAULAGE GUPS. British Patents No. 8476 of 1906 ; No. 19533 of 1910 ; No. 9983 of 1911 ; and No. 4362 of 1912. Automatic Detachment. 1912 Pattern ; nine sizes. C __ A and B Couplings and many others. - -The 1912 lever has large lateral stops and a wedge-shaped shouldered head. The catch C is not essential. Drop-Forged Shells. Drop-Forged Catches. Drop-Forged Levers. Drop-Forged Couplings. ILLUSTRATED CATALOGUE. Patentee and Sole Manufacturer BEVER, BORLING & CO. L? Bowling Iron Works, BRADFORD. Telegrams FOUNDRY, BEADFORD.” Telephone—1644 BRADFORD. AGENTS— Northumberland and Durham—Mr. W. E. COWENS, Scottish Union Bldgs., 90, Pilgrim St., NEWCASTLE-ON-TYNE. South Yorkshire, Derbyshire and Nottinghamshire— South Wales-Mr. D. LLEWELLIN EVANS, 120 Bute Street, CARDIFF. Manager Fan Department—R. A. YOUNG, 13, Mosley Street, NEWCASTLE-ON-TYNE. SOLE LICENCEES FOR CAPELL FANS PRE-EMINENT FOR 25 years for efficiency, strength and reliability. New and improved design, giving larger outputs for same size of fan. RESULT OF TEST. Fan, 12 ft. 6 in. by 7 ft. Revs., 265. W.G., 8 in. Cu. ft. per min., 376,000. H.P. in air, 472. H.P. indicated, 579. Useful effect, 81’5 per cent. Estimates for Fans up to the largest capacities.