Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets Retired Numbers
Mets to retire pitcher Jerry Koosman's number next season
Jerry Koosman: NY Mets legend on jersey retirement, World Series
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Humble Jerry Koosman joins Mets hopefully-expanding pantheon with number retirement
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony
Mets retiring No. 36 of ex-pitcher Koosman in '20 - ESPN
Mets retire Koosman's 36 five decades after '69 heroics - NBC Sports
Mets retire Keith Hernandez's No. 17 in Citi Field ceremony