The Diesel Engine For Commercial Motors,

Some Preliminary Details of Three Engines Developed in Germany to Employ Heavy Oils and Residues. T WO references have appeared in the columns of The Commercial Motor to......

• A Mobile Home For A Publisher's Agent.

Details of an Interesting Tractor-trailer Vehicle, Comprising an F.W.D. and Carrimore Attachment, which is Equipped with Living, Sleeping and Bathrooms and Other Conveniences,......