Allis Chalmers 1 Armstrong-Siddeley 1 Avery 1 Case 1 Caterpillar 1 Chevrolet 20 CO-OP 1 Dodge 25 Fargo 1 Farmall 1 Federal 1 Ford 31 Ford Tractor 13 Fordson 2 GMC 14 Harley-Davidson 2 Huber 1 Jeep 7 John Deere 1 Love 1 Massey-Harris 1 McKormick-Deering 1 MG 3 Minneapolis Moline 1 Oliver 1 Packard 1 Reo 1 Silver King 1 Studebaker 9 Volkswagen 3 Willys 15