Charles Henry Parr
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Charles Henry Parr was an American mechanical engineer, inventor, and pioneer in developing the gasoline-powered agricultural tractor and cofounder of the Hart-Parr Company.
The front nameplate of a Hart Parr tractor, built before 1930 in Charles City, Iowa, preserved in the Fillmore County History Center Museum in Fountain, Minnesota
Hart-Parr tractor
The University of Wisconsin–Madison is a public land-grant research university in Madison, Wisconsin, United States. It was founded in 1848 when Wisconsin achieved statehood and is the flagship campus
An early illustration of the campus in 1879, including Bascom Hill and Washburn Observatory
"Sifting and winnowing" plaque on Bascom Hall, UW–Madison tribute to academic freedom
Bascom Hall fire that destroyed the dome in 1916
Bascom Hill with crosses placed by students protesting the Vietnam War and sign reading, "Bascom Memorial Cemetery, Class of 1968"