There are quite a few items available for that car. The guys in the Dodge and Dodge Brothers section of this forum can tell you more. Got any photos of the car to share?
Small, double-sided, thick porcelain sign about 5 3/8 x 3 3/4" oval with a tab on the bottom. My first thought was a license plate topper, but with it being double-sided, I steered away from that. Any other thoughts?