The early row-crop tractors were built with a drop-box type of rear axle to provide the necessary clearance under the rear axle for cultivating row crops. The wheels were spaced for cultivating, which ...

What's believed to be the 30th anniversary of the event happened Saturday in Grand Forks, despite a downpour that delayed its start. Phil Klopp of Argyle, Minn., guides his 1958 Oliver 770 tractor ...