Posted by Randy on June 16, 2007 at 15:45:37 [URL] [DELETE] :
In Reply to: Re: earliest tract-o-lite?(pics) posted by don b on June 16, 2007 at 15:45:16:
The Ford prefix system before the post-war system was to prefix the parts with the model number of vehicle the part is released for: B is obviously from the 1932 B, and 11A is from the 1941 model. The 9N-13007 32 cp bulb was trade number 1007 and originally released 9/18/39.
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