November 12, 1915. THE COLLIERY GUARDIAN. 969 .. LOCOMOTIVES. COLLIERY HAULAGE ENGINES FOR AIR, STEAM & ELECTRICITY. FORGINGS & REPAIR WORK. !}r y k -AY:A COAL CUTTING MACHINES OF ALL TYPES. ______ MACHINE WORK OF EVERY DESCRIPTION. 15 :.nZ°h™e YORKSHIRE ENGINE CO. Westminster, S.W. Telegrams “ Engine, Sheffield.” LTD., HEAD OFFICE & WORKS, SHEFFIELD. _________________________________________ ______ STEAM, MOTOR, BELT, OR ROPE=DRIVEN AIR & GAS COMPRESSORS From 50 to 15,000 cubic feet FOR EDWIN LEWIS i SONS TUBES OF ANY SIZE Original Makers of “Acme” & “Williams” Loose Flanged Joints for Mining Work. •W; PaTen- WORKS Patent Iron Tube WorKs, Monmore Green, ritannia Tube Works, Ettingshall. WOLVERHAMPTON. Buyers will note that the joint illustrated is an improvement on the “ Williams ” joint, as it does without the internal ferrule. For Compressed Air, Water, or Steam. _______________ Telegrams—“ Lewis, Wolverhampton.” Telephone—Nos. 15 <5 180 Wolverhampton. LONDON ADDRESS —143, Cannon Street, E.C. LIVERPOOL -WAREHOUSE-58, South John St. COLLIERIES, MINES, Etc. ____________________ ADVANTAGES^ SIMPLICITY. RELIABILITY. SELF-LUBRICATION. SMALL FLOOR SPACE. “ J'1 .* ■'■'a .X<- ■ ■ ./X ';v ' '' ____________________________ ____________________________ One of Two 1,4 00 c.f. Air Compressors, in De Beers Mines S.A. ___________________________ ___________________ ADVANTAGES DURABILITY. HIGH EFFICIENCY. BEST WORKMANSHIP. MINIMUM MAINTENANCE BELLISS & MORCOM LIMITED, Telegrams : “BELLISS, BIRMINGHAM.” BIRMINGHAM. London Office : 8, VICTORIA STREET, S.W.