Minnesota native Koosman to have his No. 36 retired by Mets in June
NY Mets to retire pitcher Jerry Koosman's number next season
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets retire Koosman's 36 five decades after '69 heroics
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Humbly thankful': Finally, NY Mets legend Jerry Koosman sees his No. 36 retired by team
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Jerry Koosman's No 36 to be retired by Mets in June