March 8, 1918. THE COLLIERY GUARDIAN. [SUPPLEMENT PAjE XI.] 511 HEAD, WRIGHTSOH & CO. LTD. Thornaby <& Stockton-on-Tees. London Office—5, Victoria Street, Westminster. S.'W. I a z I PLANT STRUCTURE SHIPPER w MARCUS SCRJEN 4 COVERED GOODS ' ■ ■ . . RB M Blast Furnace Plant Bunkers (Steel) Bridges Crushing Plant Coal Shippers Castings Coal Washers Chairs Coke Screens Colliery Plant Cages Cage Props Conveyors Caissons Detaching Hooks Drop Forgings Dock Cates Elevators Friction Clutches Forgings Gantries Grinding Pans Headgears Hoists Mining Plant Marcus Screens Hota nos Washers Hisson Stamp Mills Pit Tubbing Pulleys and Pulley Blocks Rollers Roofs Stampings Steel Wagons Steel Chimneys Screens Storage Bunkers Shippers Tub Creepers Tipplers Tanks Wagons Wagon Hoists