My '51 has no holes on the right hand pillar. The data plate is riveted.
My '50 COE has the holes on the right hand pillar and the data plate is held by two small sheet metal clutch head screws.

Kent


1937 Chevy 1/2 ton
1942 Chevy 1/2 ton
1947 Diamond T Model 509
1951 Chevy 1/2 ton
1950 Chevy COE Model 5700 ~ "Barney" ~ And more pix