OK, so you need a tractor, and it could take a while to order one, what with the war on and all. You're in luck! the 1918 edition of the Prairie Farmer's Reliable Directory of Farmers and Breeders of Will and Southern Cook Counties has an ad for a Chicago Heights business that can convert the family car into a tractor. Not sure if you can convert it back, but ... Thanks, Dick Attaway for sharing!