1234 THE COLLIERY GUARDIAN. June 21, 1918. WET SHAFTS MADE WATERTIGHT BY OUR CEMENTATION PROCESS. SAVES COAL and LABOUR and INCREASES OUTPUT BY DOING AWAY WITH PUMPING. Llay Hall Collieries, Wrexham, 2 wet shafts, linings cemented. Monk Bretton Colliery, Barnsley. Wrexham and Acton Collieries, 2 wet shafts, linings cemented. Wigan Coal and Iron Co. Ltd., Parsonage Colliery, Leigh, Lancs., 2 wet shafts, linings references : cemented. Risehow Colliery Co. Ltd., Flimby, 2 wet shaft linings being cemented. Pinxton Collieries Ltd., Pinxton Collieries, Alfreton, 1 wet shaft lining being cemented. John Brown & Co. Ltd., Rotherham Main Colliery, 2 shafts cemented. SHAFT SINKING BY FREEZING OR CEMENTATION. Llay Main Collieries, Wrexham, 2 shafts sunk by Freezing. SIMON-CARVES ED mountst, Manchester Phone : 8200 City, Manchester (8 lines). Telegrams : “ Simcar, Manchester.” THE HUNS HAVE SCRAPPED THE WELLINGTON MONUMENT (WHICH STOOD ON THE FIELD OF WATERLOO) TO MAKE HUN MUNITIONS! SELL US YOUR SCRAP IRON&STEEL TO HELP WREAK VENGEANCE FOR THIS OUTRAGE WE BUY OR SELL SCRAP OF EVERY DESCRIPTION, IRON,STEEL & ALL METALLIC RESIDUES TEL.—1242, 1241, 3072. BRANCHES— GATESHEAD, BIRMINGHAM, WOOLWICH, LLANELLY, GLASGOW, LISKEARD. TRUNK 1013. TELEGRAMS— FERRIC, SHEFFIELD. MARPLE & GILLOTT LTD. SHEFFIELD.