Self-changing Gear For Two-speed Axle

T HE Power Pilot, an ingenious device actuated by a combination ol electric and vacuum power, is now being installed by the White Motor Co. (U.S.) to its twospeed-axle models,......

Facilitating Armoured-vehicle Welding

Ingenious B. and E. Hydraulic Tilting Platform to Obviate the Need for Welding Vertical joints I N the building and repair of certain types .c=if fighting vehicle difficulties......