America's Classic Farm Tractors

This classic combination of Leffingwell best-sellers includes is a vivid color history that chronicles the innovative American tractors of John Deere, International Farmall, Case, Ford, Allis-Chalmers, Caterpillar, and Minneapolis-Moline. The technological development of farm power is traced from the back-breaking days of horse farming through the steam-powered iron beasts and on to the development of the internal combustion engine and the creation of the tractor as we know it today.