April 5, 1917. THE COLLIERY GUARDIAN. 659 ' INCREASE YOUR OUTPUT. WE CAN GIVE YOU THE BEST SERVICE AT THE LOWEST COST. NO LEAKAGE OF ACID. BRITISH PRODUCTIONS ENTIRELY. ACCUMULATORS for all purposes. Firemen’s Emergency Pocket Lamp. Size 51 in. by 4 in. Telegrams— PELECTLYTO, BOCHURCH, LONDON.” Telephone— 119 STRATFORD. Miners’ Electric Lamp. Weight 4* lb. Paper or Bitumen CABLES. Shot Firing Cables. All Guaranteed of BRITISH MANUFACTURE. COMPETITIVE PRICES for the HIGHEST QUALITY and QUICK DELIVERY. HIGGIN Ltd., dunsgate, Manchester. MELL1NGS’ PATEMT STEAM REVERSER. The most efficient and reliable apparatus on the market for enabling a Winding Engine to be effectively handled. ---o-- MADE IN THREE SIZES. ---o-- Pearson’s Electric Miners’ Lamp C? L° VinFnria W/wlrc IVFnVeVinrafa I SitmtTnrrl T ONOOM P For full particulars apply SOLE MAKERS: Worsley Mesnes Ironworks Ld., Telegrams— “ENGINES, WIGAN.” WIGAN. Telephone- No. 46 WIGAN. THE WHITECROSS CO. WARRINGTON. Ltd ESTABLISHED 186 J. Manufacturers of All Descriptions of WIRE & WIRE ROPES Codes Al, ABC. 4th & 5th Editions. LIEBERS, WHITECROSS, WESTERN UNION. Telegrams— WHITECROSS, WARRINGTON. Telephone — Nos. 9, 10 & 11. HAMMERED CAST IRON Premier Works, PISTON RINGS Don Road, SHEFFIELD (by the Davy-Robertson Process). All sizes from 21 in. to 72 in. In our Special Piston Ring Iron. THE STANDARD PISTON RING & ENGINEERING CO. LTD., QUICK DELIVERY. LOW PRICES. T«T ..0“SsMd." Telephone No.—1006 Avenue. Telegrams - “ Kernamat, London.” H. E. HAY, Peninsular House, 28, MONUMENT ST., LONDON, E.C. Sole Agent for— KERN & CO., AARAU, SWITZERLAND. Established 1819. Contractors to the Indian Office. FIRST PRIZE—GOLD MEDAL. GRAND PRIX. Allahabad (1911) U.P. Exhibition. Paris, 1899. Milan, 1906. TURIN (1911)—2 GRANDS PRIX. 20 Medals and Highest Awards. Makers of High-class - - Swiss Drawing and ■ . Surveying Instruments, THE FINEST INSTRUMENTS IN THE WORLD. HIGHEST PRECISION. LATEST IMPROVEMENTS. CATALOGUES SENT FREE. STOCK JOHN THOMPSON 30ft. by 9ft. 3in„ 1501b. 30ft. by 8ft. 6 in., 1201b. 30 ft. by 8 ft. 3 in., 1501b. :"WIRE ROPES YOU SHOULD GO TO GEO. CRADOCK The Home of Wire Ropes, WAKEFIELD. STUDY your HORSES with ECONOMY. FOOD PREPARED IN HALF THE TIME WITH HALF LABOUR. . . PATENT DUST EXTRACTORS, SIFTERS, & MIXING MACHINERY. GEORGE PORTEUS, MILLING ENGINEER, Telegrams— T Telephone— “ Elevator, Leeds.” J 3241 Two Lines.