Mets announce Jerry Koosman number retirement date –
Mets retire Jerry Koosman's No. 36 in Citi Field ceremony
Mets to Retire Jerry Koosman's Jersey - The New York Times
Ultimate Mets Database - Jerry Koosman
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Jerry Koosman Jersey Retirement Ceremony
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets retire Jerry Koosman's No. 36 in Citi Field ceremony
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets announce Jerry Koosman number retirement date –
Jerry Koosman's number retirement, 08/28/2021
Mets' Jerry Koosman is finally getting the respect he is due
Jerry Koosman: NY Mets legend on jersey retirement, World Series
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