Jerry Koosman to Have Number Retired on August 28, 2021
The 24 best players in New York Mets history
Honoring Jerry Koosman: To break a slump, Mets look to the past
Remembering Mets History (1973): Jerry Koosman Wins April NL
Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports
Remembering Mets History (1969) World Series Game #2: Koosman
Best Mets players by uniform number
October 14, 1969: Mets win a World Series game for the Agees
A magical day in Mets history ended with a necessary win in the
Mets to retire 1969 World Series hero Koosman's number in August
Mets honor 1969 World Series Champions – New York Daily News
Jerry Koosman: NY Mets legend on jersey retirement, World Series
Why don't the Mets retire more jersey numbers? – Mets360
Miracle Mets Win it ALL - Full Game Broadcast