Thread: 1970 Topps Willie Mays proof card mystery - help!
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Old 01-20-2021, 07:42 AM
NATCARD NATCARD is offline
Jeff Weisenberg
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Join Date: Aug 2009
Location: Massachusetts
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Default Proof Cards
They all look like proof cards which were blank backed. A lot of them were hand cut as they were taken out the back door and cut up. Jeff W
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