July 21, 2022: Summer Auction
This lot is closed for bidding. Bidding ended on 7/21/2022
This OML baseball is signed twice by Dr. Denton A. Cooley on the side panel and the sweet spot, both in black ink. Cooley is best known for performing the first implantation of a total artificial heart. The signatures are authenticated by PSA/DNA and arrives with a basic COA.
Denton Cooley Twice-Signed OML Baseball (PSA/DNA)
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