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Why MLB Umpires Collect Players' Caps, Especially from the World
Item comes fully certified with a tamper-evident, serialized hologram and certificate of authenticity.
Jerry Koosman autographed baseball card (New York Mets, SC) 2005 Topps Rookie Cup Red #20
Jerry Koosman Autographs, Memorabilia & Collectibles
TOM SEAVER AND JERRY KOOSMAN SIGNED 1969 WORLD SERIES PARADE
1970 Topps #468 Jerry Koosman - All-Star Mets 7 - NM B70T 09 2937
Jerry Koosman & Nolan Ryan New York Mets 1968 Topps Rookie Stars
Lot Detail - 1969 New York Mets Team Signed Jersey
1970 Topps #468 Jerry Koosman - All-Star Mets 7 - NM B70T 09 2937
TOM SEAVER AND JERRY KOOSMAN SIGNED 1969 WORLD SERIES PARADE
Nolan Ryan & Jerry Koosman Autographed 1968 Topps Reprint Rookie
1969 Tom Seaver World Series Game Worn New York Mets Jersey
Mets Hall of Fame