Tractor. Design.

Two Entirely Different Models Described. Mr. Sturmey Describes the "Farmer Boy." "The ingenuity of man is marvellous," is a trite saying, and well applies to the design of......

Abandoning The Differential.

The problem of utilizing a back axle without a differential gear for a four-wheeled automobile has been occupying the attention of several of America's foremost engineers of......