No question is stupid. The grilles went through changes over the years because of shortages, wars etc. Jim Carters catalog has a lot of the information of year to year changes.

Jims catalog page 10


1953 Chevrolet 3600
Fried Green T'mater (Vern)
In the Stovebolt Gallery
Caution: Political Statement
Man who runs in front of car gets tired, man who runs behind car gets exhausted.