This appears to be an illustration made from the attached image which according to the SAE book History of Sterling Trucks SP941 1993 p33


21 Tags
American Coleman x94
Autocar x22
Available x15
Brockway x10
Coleman x194
cummins x10
Federal x10
Ford x10
FWD x18
G-40 x20
Holmes x14
Howe-Coleman x12
IH x10
International x15
kenworth x14
Linn x19
mack x19
MB-4 x22
oldsnowplowequipment x41
walter x14