Quote:
Originally Posted by flkersn
Zach,
Since you and I seem to be the only ones interested in this, I have PMed a response to your question.
Bill
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I am also interested so if you don't mind, please keep all your correspondence public.
I know very little about these gray backs, other than what I have read here, since joining back in Jan of 2016, and being a 52 Topps collector, I find this info very interesting.