Rubber Tires vs. Steel Tires

Jack Sarff>UIS Collection S>UIS Collection S, Segment 7

Rubber Tires vs. Steel Tires,

duration 01:59
FARM EQUIPMENT
Tells story about taking their steel-wheeled combine up the hill, tearing up the ground. They watched a rubber-tired tractor come along next pulling a steel-wheeled separator. They bet it wouldn't make it up the hill, but it went over without even changing gears.