Differential For All-wheel-drive Six-wheelers

C ONS1DERABLE interest attaches to a differential gear designed by Mr.. H. B. Dodge, chief engineer of the Four Wheel Drive Auto Co., of Clintonville, Wisconsin, U.S.A. It is......

Lessons From Industrial Dual-fuel Engines

La 1 ITTLE has been achieved, in the transport world, with the conversion of oil engines to producer gas, retaining oil injection for ignition. Efforts in this .directed,......