Another Ante-chamber Oil Engine

A New German High-compression Product by a Manufacturer of Long and Varied Experience A LTHOUGH it has built oil engines since 1908 the Carl Kaelble Co., Backnang, Germany, has......

A New Semi-trailer For Maximum Loads

T HE machine depicted in an accompanying illustration comprises an A.E.C. Mammoth towing unit and a Vtiebco detachable semitrailer, built to carry 13-14ton pay-loads. The......