This landmark artifact represents the first commercially successful farm tractor in the world powered by an internal-combustion engine. It was invented and built by Charles W. Hart and Charles H. Parr in Charles City, Iowa, as their Model 3, following two prototype versions.
Hart, Charles Walter
Society: ASMEMain Category: CivilSub Category: AgricultureEra: 1900-1909DateCreated: 1903Charles CityState: IACountry: USAWebsite: http://www.asme.org/about-asme/history/landmarks/topics-a-l/agriculture/-190-hart-parr-tractor-%281903%29Creator: Hart, Charles Walter
YearAdded:Image Credit: Courtesy Flickr/Norbert Schnitzler (CC BY-SA 2.0)Era_date_from: 1903