Mets to retire 1969 World Series hero Koosman's number in August

Royals Rumblings - News for August 25, 2023 - Royals Review

Why don't the Mets retire more jersey numbers? – Mets360

Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports Illustrated New York Mets News, Analysis and More

October 12, 1969: Koosman leads Mets to first World Series win in Game Two – Society for American Baseball Research

1969 World Series - Wikipedia

McAndrew was part of Mets' miracle 50 years ago

Mets retire Jerry Koosman's No. 36 in Citi Field ceremony

Jerry Koosman's No. 36 to Be Retired By Mets in June – NBC New York

A magical day in Mets history ended with a necessary win in the scorecard