Jerry Koosman on his near release from the Mets, his prank on Tom Seaver, and what inspired his special 1976 season

What Jerry Koosman and Tom Seaver did 50 years ago is unimaginable today – New York Daily News

Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)

Tom Seaver, Hall of Fame pitcher with Miracle Mets, dies at 75

Archives of mets

Jerry Koosman Tricked Tom Seaver With Fake Trade, Jerry Koosman tells the story of how he pranked Tom Seaver into thinking he got traded to the Astros 😂, By SNY

Tee-Ball All-Star – SABR's Baseball Cards Research Committee

Tom Seaver's health serves as a reminder of last hurrah for '69 Mets - Newsday

Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)

Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)

Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)

Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)

Mets announce Jerry Koosman number retirement date

Remembering Mets History (1968): Jerry Koosman Tosses Back to Back Shut Outs As Mets Win 1st Home Opener

Tom Seaver had plenty of talented pitchers around him on 1969 Mets - Newsday