New York Mets on Twitter: #OTD in 1964, we signed Jerry Koosman

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

Mets to Retire Jerry Koosman's Jersey - The New York Times

Mets to Retire Jerry Koosman's Jersey - The New York Times

World Series Game 4 no-hitter Weird & Wild: Unpacking The Cristian Javier Game - The Athletic

Jerry Koosman's No. 36 retired by Mets

Jerry Koosman: NY Mets legend on jersey retirement, World Series

Mets OF Lee Mazzilli breaks the team's SB record in our 1977 simulation

Jerry Koosman Autographed Jersey - Mets History

How New York Mets signed pitcher Jerry Koosman thanks to eagle-eyed Staten Islander