906 THE COLLIERY GUARDIAN. November 1, 1918. ___________________ Sections of our Patent Roller Conveyor. Our Patent Roller Jigging Conveyors are unequalled for efficiency, construction, durability and increasing output. It is the best labour-saving plant introduced into a mine. No. 4 Conveyor will deal with 500 tons per shift. Ns 4 ‘olco ■ . ’it. it •' ■ \ ^M^G APKIAWFSC? r ^pi^shmmlifactup.e PATENT COMPRESSED AIR-DRIVEN MOTOR. Made in sizes to suit all requirements. ’/ Al^LIMCfS Ac MOTOR ARRANGED ALONGSIDE CONVEYOR. Telegrams: “Conveyor, Sheffield.”