Minnesota native Koosman to have his No. 36 retired by Mets in June
Humble Jerry Koosman joins Mets hopefully-expanding pantheon with
JERRY KOOSMAN New York Mets 1969 Home Majestic MLB Throwback Jersey
Jerry Koosman: NY Mets legend on jersey retirement, World Series
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns
Mets Retired Numbers
New York Mets - 📅 The date is set! 📅 We will retire Jerry
Mets To Retire Jerry Koosman's No. 36 In 2020 - Metsmerized Online
Mets retire Willie Mays' No. 24 as Old-Timers' Day returns - NBC
NY Mets to retire pitcher Jerry Koosman's number next season
Jerry Koosman number retirement set for June 13 - Amazin' Avenue
Mets to retire 1969 World Series hero Koosman's number in August