Need VIN locations for WC-1 and WC-21

[r392]

Need some help. I have a chance to buy a basket case WC-21 and a restorable WC-1 but need to located the VIN's in hope of matching a title. The guy has alot titles so hopefully one can be matched. Where can i find them besides data tags that are gone.
Thanks in advance Doug

 

[Gordon_M]

Front left chassis rail, above the front spring front hanger. Seven or eight numbers, about 3/8" high, usually 1" below the top edge of the rail, but normally faintly stamped so no power told when cleaning up.

WC 1 should have a seven digit chassis number and later truck will have eight.