How John Deere's Small Tractors Replaced the Horse

Making the move from horse power to horsepower on America's small farms using small tractors.

This 1936 homemade “doodlebug” tractor was somewhat more refined than the usual doodlebug. Made from a foreshortened track, it had headlights, a 6-cylinder engine and two transmissions, one behind the other. It was built by Peter Mogg.
Photo courtesy Peter Mogg