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Mark McGwire Signed Rawlings MLB Baseball with Certificate of AuthenticityMynt Auctions4.4(883)$2104 days Left
Mark McGwire Signed American League Baseball JSA Authenticated Oakland AthleticsMynt Auctions4.4(883)$10023 hrs Left
Mark McGwire Oakland Athletics Signed Framed Green Jersey 35x39 Beckett COAMynt Auctions4.4(883)$100Jun 20, 2026
