Jerry Koosman of the 1969 Mets

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

Jerry Grote of the Mets Wasn't Certain About the Location of the Pitching Mound, News, Scores, Highlights, Stats, and Rumors

Jerry Koosman on Tom Seaver, 09/03/2020

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Jerry Koosman 1969 Topps All-Star Rookie Card - Mets History

Jerry Koosman - Wikipedia

Jerry Koosman's Mets number retirement is finally here

Jerry Koosman - Wikipedia

1969 New York Mets - Media Guide - Tom Seaver & Jerry Koosman Cover -Quite Nice!

Jerry Koosman - Mets History

6. Jerry Koosman - 49 Greatest Mets - ESPN

Mets COTW: 1979 Topps Jerry Koosman – Mets360

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