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Bill Mazeroski "HOF 01" Signed OML Baseball (JSA COA) Pittsburgh Pirates HOF 3.B
This autographed OML baseball has been personally hand-signed by Bill Mazeroski of the Pittsburgh Pirates. Mazeroski added the inscription "HOF 01" along with his signature. This autograph is certified by James Spence Authentication's (JSA) Witnessed Protection Program. That means that a JSA representative was present when this item was signed. It comes with the numbered hologram and matching Certificate of Authenticity.