Heroes of '69: Jerry Koosman Lived For The Big Games - Metsmerized Online
50 greatest Mets of all time - Newsday
Hands On.: A Tale of Two Game 5's
Jerry Koosman - Mets History
Humble Jerry Koosman joins Mets hopefully-expanding pantheon with number retirement
Baseball's Best: Baseball's Best - TV on Google Play
Why was it considered a miracle when the Mets won the World Series in 1969? - Quora
Mets to Retire Jerry Koosman's Jersey - The New York Times
Chris Jones: 1990's Mets Player With Five Walk Off Hits: Chris Jones (1995-1996)
April 23, 1969: Jerry Koosman gets his first win in Mets' miracle season – Society for American Baseball Research
Mets' Jerry Koosman is finally getting the respect he is due
MLB History: Mets All-Time Starting Lineup (1969-2021) - Overtime Heroics
Mets retire Koosman's 36 five decades after '69 heroics
Mets retire Koosman's 36 five decades after '69 heroics
Jerry Koosman number retirement set for June 13 - Amazin' Avenue