Jerry Koosman: The Story Of One Mets Veteran - Metsmerized Online

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Mets to Retire Jerry Koosman's Jersey - The New York Times

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Mets' Jerry Koosman is finally getting the respect he is due

2024 Triple-A Rotation Might Be Glimpse Into Mets' Future - Metsmerized Online

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Jerry Koosman: NY Mets legend on jersey retirement, World Series

April 23, 1969: Jerry Koosman gets his first win in Mets' miracle season – Society for American Baseball Research

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New York Mets - Wikipedia

Remembering Mets History (1975) Jerry Koosman Wins 100th Career Game

mets merized online - Metsmerized Online

mets merized online - Metsmerized Online