I think the vehicle ID number/tag should say if it's a one ton or 3/4 ton. Someone correct me if this isn't right for 1938:
HC: 1/2 ton
HD: 3/4 ton
HE: 1 ton
T: 1-1/2 ton


1959 Chevrolet 3800 Pickup
1937 Chevrolet GC Panel
Can you still call it a barn find if it's your barn?