Mets retire Jerry Koosman's No. 36 in Citi Field ceremony
Mets' next retired numbers prediction
Jerry Koosman's No. 36 retired by Mets
New York Mets retire Koosman's No. 36 - Taipei Times
Mets will retire Jerry Koosman's number in 2020 – New York Daily News
Keith Hernandez stunned by Mets jersey retirement news - The San Diego Union-Tribune
Mets retire Koosman's 36 five decades after '69 heroics
Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports Illustrated New York Mets News, Analysis and More
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