September 10, 1915. THE COLLIERY GUARDIAN. 541 HEAD, WRIGHTSON & CO. LTD. Thornaby & Stockton-on-Tees. London Office—5, Victoria Street, Westminster, S.W. .1 ' _________* Xz'-.A j |SI»? P. IkI MARCUS SCREENS. - Y iaaBSrl lirw HEABGEAR. nsg ' .1 iMJF f a a .««< :$!=^ * - :(i:r I Bfa few® IlhBtilii tesi •'W- • . - *bsf i ;< ' T* i CONVEYOR. iO > Fw > ■■.ria w j f • O O O O O O O OOP SCRAPER CONVEYOR & COAL BELTS. A EVATOR. COAL 7® ■Si 1, MaK5i’s. -h-ea<- x~U_ • HEAD. W»I«KTSW & « YL THORNAB* & 5TOCKTON-OM-TCT5. • I .'.'I w ■ S!j»r M > /7'#< ■ ■■ A/ w B" ' / A fa /•: /■ •/ / ■ ( i it-Xf’Mi •a.iii. -col,d Blast Furnace Plant Bunkers (Steel) Bridges Crushing Plant Coal Shippers Castings Coal Washers Chairs Colliery Plant Cages Cage Props Conveyors Detaching Hooks Drop Forgings Elevators Friction Clutches Forgings Gantries Headgears Hoists Mining Plant Marcus Screens Nota nos Washers Nissen 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