Cross over question?
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Anyone try crossing over an ISA? Just curious. There is a ISA 10 card I am interested in (maybe). If a ISA 10 = PSA 10 then I am interested otherwise I will pass. Just curious if anyone out there has ever crossed an ISA before?
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Collecting: Topps 1952-79, Bowman 1952-55, OPC 1965-71, and Pre-War White Sox cards
Ok point taken