Jerry Koosman Sets Early Franchise Record - Mets History
Jerry Grote - Wikipedia
Jerry Koosman Records Winning Rookie Season - Mets History
How New York Mets signed pitcher Jerry Koosman thanks to eagle-eyed Staten Islander
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Jerry Koosman to Have Number Retired on August 28, 2021 - Metsmerized Online
Legacy of 1969 Mets: Tom Seaver, Jerry Koosman and Nolan Ryan forever friends and champs – New York Daily News
Hall of Fame pitcher Tom Seaver, heart of the Miracle Mets, dies at 75
Mets retire Jerry Koosman's No. 36 in Citi Field ceremony
Mets Franchise Timeline: 1960s
Remembering Mets History (1968) Jerry Koosman Sets NL Record With Seven Shut outs
Mets set to pay tribute to Jerry Koosman - Newsday
Jerry Koosman – Society for American Baseball Research
1975 Topps Set Card 140/660 – #19 – Jerry Koosman, Mets
Jerry Koosman - Mets History
The New York Mets all-time roster: Past, present and champions
Best left-handed starters in Mets history
