Jerry Koosman autographed baseball card (New York Mets, SC) 2005 Topps Rookie Cup Red #20

Jerry Koosman Memorabilia, Autographed Jerry Koosman Collectibles

2010 Georgia Baseball Media Guide by Georgia Bulldogs Athletics

Card is in nrmt condition.

2005 Topps Rookie Cup Orange #20 Jerry Koosman/399 METS!

1968 jerry koosman nolan ryan Values - MAVIN

2005 Topps Rookie Cup

PSA Magazine: 2022 July #007 by PSA Magazine - Issuu

Welcome to Huggins and Scott Auctions, - PDF Free Download

Bleecker Trading Trading Card & Collectibles Shop NYC – BLEECKER

Signed in blue sharpie across the front of the card. Authenticity is provided by Rich Altman's Hollywood Collectibles and will be accompanied with

Jerry Koosman Autographed 1985 Donruss Diamond Kings Over Sized Card