Originally Posted by
Otis
There is a list of some of the names associated with the initials somewhere on the web. I think buried on Hovey's site, or maybe in an archived CR post?
My '69/'70 GC is F 53. F is listed but I can remember the exact name.
Deep in the bikelist.org archives has a few pointers. There is also P, PA, MA, and even no stamps. Just to confuse things.