Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354
Robert Gsellman New York Mets Autographed Signed OMLB Baseball (JSA COA #CE61354

robert gsellman new york mets autographed signed OML baseball (JSA COA #ce61354

Order Today and Will Ship by September 29, 2026

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Robert Gsellman New York Mets autographed Official Major League Baseball, showcasing a clean signature from the dependable right-handed pitcher who contributed both as a starter and reliever during his time in Queens.

Authenticated by James Spence Authentication (JSA COA #CE61354), the signature has been reviewed and confirmed as authentic—ideal for Mets collectors and fans of Gsellman’s gritty performances.

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