Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets to retire Jerry Koosman's No. 36 in June - Newsday
Mets honor Jerry Koosman with overdue jersey retirement
Jerry Koosman: NY Mets legend on jersey retirement, World Series
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NY Mets to retire pitcher Jerry Koosman's number next season
Jerry Koosman: NY Mets legend on jersey retirement, World Series
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets To Retire Jerry Koosman's No. 36 In 2020 - Metsmerized Online
Mets retiring Darryl Strawberry's No. 18, Dwight Gooden's No. 16