Side Trails » Gasoline Tractor
Gasoline Tractor
The Hart Parr 14,000 pound #3 two-cylinder gasoline engine with 30 horsepower at the belt and 18 at the drawbar is the oldest surviving internal combustion engine tractor in the United States.
Source: Smithsonian National Museum of American History
http://americanhistory.si.edu/collections/object.cfm?key=35&objkey=157
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