For the first couple of series OPC did use topps layouts in 66 card blocks with a few exceptions, mostly related to moving expo players into earlier series and removing duplication of the checklist cards. Here is a 1971 OPC high series sheet I saved years ago. Row 10 and 11 look to be DP's
Last edited by jmoran19; 03-18-2022 at 09:45 AM.
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