Rob,
Do you have a picture of the original plate frame ? One of the C & C regulars has some contacts for vintage frames.
I've been looking for an original Circle Motors dealer frame, but so far had to settle for one I had made at:
http://www.autoplates.com/store/vintage-fr...5198_10183.htmlThe quality is pretty good, here's a pic of my Circle Motors reproduction...Frame is laser engraved and painted lettering. Yhey offer plenty of choices in font size, frame finish, and lettering. Not original, but nicely done