Allis Chalmers 1 Austin 1 Avery 1 Bantam 2 Bentley 1 Buick 37 Cadillac 38 Case 1 Caterpillar 1 Chevrolet 47 Chrysler 32 Cletrac 1 CO-OP 1 Crosley 2 DeSoto 37 Diamond T 1 Dodge 55 Eagle 1 Farmall 1 Federal 1 Ford 66 Ford Tractor 16 Fordson 1 GMC 17 Graham 6 Harley-Davidson 2 Huber 1 Hudson 15 Hupmobile 2 International 3 John Deere 1 Lincoln 28 Love 1 Massey-Harris 1 McKormick-Deering 1 Mercury 32 Minneapolis Moline 1 Nash 19 Oldsmobile 35 Oliver 1 Packard 30 Plymouth 37 Pontiac 35 Silver King 1 Studebaker 26 Willys 21 Yellow Coach 2 Reo 1