Mets announce plans to retire numbers of 1986 World Series
METS TO RETIRE #18 and #16. For Darryl Strawberry and Dwight
Jerry Koosman's number retirement, 08/28/2021
Mets retire Koosman's 36 five decades after '69 heroics - NBC Sports
Mets announce Jerry Koosman number retirement date –
5 numbers the Mets should retire after Mike Piazza
Mets retire Koosman's 36 five decades after '69 heroics
Jerry Koosman's Mets number retirement is finally here
Mets retiring No. 36 of ex-pitcher Koosman in '20 - ESPN
Mets will retire Jerry Koosman's number in 2020 – New York Daily News
Humble Jerry Koosman joins Mets hopefully-expanding pantheon with
Mets Retired Numbers