Jerry Koosman Autographed Jersey - Mets History

Charitybuzz: 1969 Mets World Series Champs Signed Memorabilia

New York Mets Signed Publications & Media, Collectible Mets Publications & Media

1969 Mets Pitchers 16x20 Photo Signed by (4) With Tom Seaver, Jerry Koosman, Nolan Ryan & Gary Gentry (FSC COA & Ryan Hologram)

Remembering Mets History (1973) Jerry Koosman Shuts Out the Giants for Ten Innings In a 1-0 Win

New York Mets Memorabilia, Autographed & Signed Mets Collectibles

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JERRY KOOSMAN Signed Mets Jersey -JSA Authenticated

The New York Mets - Autographed Signed Baseball Circa 1977 With Co-Signers

Remembering Mets History (1968): Jerry Koosman Tosses Back to Back Shut Outs As Mets Win 1st Home Opener

With Little to Celebrate, Mets Honor a Title-Winning Team - The New York Times

How New York Mets signed pitcher Jerry Koosman thanks to eagle-eyed Staten Islander

AUTOGRAPHED: 1972 Topps #698 Jerry Koosman In-Action SCARCE HIGH # (Mets)