June 12, 1914. THE COLLIERY GUARDIAN. 1283 Sell your good coal. Write for pamphlet BENNIS AIR FURNACES for Collieries burn Pit Rubbish without Smoke. MACHINE STOKERS and BENNIS COMPRESSED Convert your rubbish into steam. “ Economic Steam-Raising.” Ed. BENNIS & CO. LTD., Little Hulton, Bolton, and 28, Victoria Street, S.W. (Stand No. 26, Manchester Colliery Exhibition.) EDWIN LEWIS & SONS, WOLVERHAMPTON. Telegrams—** Lewis, Wolverhampton Telephone--No. 15 Wolverhampton. WORKS— Patent Iron Tube Works, Monmore Green. Britannia Tube Works, Ettingshall. London Office—143, CANNON STREET, E.C. Liverpool Warehouse 58, South John Street. 1 ■ Jo/A/T TUBES OF ANY SIZE For Compressed Air, Water or Steam, or any description of COLLIERY WORK. Original Inventors of Loose Flanged Tubes. FRANZ SCHLUTER, Telephones : W x-1 Telegraphic Address : 756,757,758,759. 1_X U I LlIlUllU, “ Spezialbeton.” GERMANY. >"■ ■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■■ Specialist in Concrete and Monier Building. SPECIAL WORK for MINES. Every style of concrete and steel concrete SHAFT and PIT-EYE. Distance between walls 6 tn. Pit-eye 8 m.-wide. work undertaken. Complete contracts entered into for constructing superstructures, under= ground work, bridges and mining work at home and abroad. Fine Coal Tower on Shaft 3 of the Rhein. Stahlwerk Centrum Pit, Wattenscheid, Germany.