The American Farm Tractor and his revolutionary Speed Twin

and his revolutionary Speed Twin that dominated the Show in 1937

Giacomo Agostini

Organized by major sub-assemblies like engines

It is this raw

The American Farm Tractor and his revolutionary Speed TwinOriginal ads, historic design drawings, and factory photographs tell the definitive story of the tractor's development, mechanical innovations, groundbreaking designs, and company histories. Best selling author Randy Leffingwell researched and photographed restored classics and one of a kind experimental models from coast to coast to deliver the goods on American farm tractor history and farming. Filled with famous tractors from John Deere, Ford and