Jerry Koosman – Society for American Baseball Research
Jerry Koosman (2003) – Society for American Baseball Research
Humble Jerry Koosman joins Mets hopefully-expanding pantheon with
How New York Mets signed pitcher Jerry Koosman thanks to eagle
MORE
Mets to Retire Jerry Koosman's Jersey - The New York Times
Insiders: Jerry Koosman to attend 2020 Queens Baseball Convention
Mets announce Jerry Koosman number retirement date –
Jerry Koosman Baseball Stats by Baseball Almanac
Jerry Koosman - Age, Family, Bio
Jerry Koosman - Mets History
Jerry Koosman: NY Mets legend on jersey retirement, World Series
Jerry Koosman Sets Early Franchise Record - Mets History
Jerry Koosman- Mets All Time Lefthander (Part Three 1974-1985)
Jerry Koosman: NY Mets legend on jersey retirement, World Series
/cdn.vox-cdn.com/uploads/chorus_image/image/72335994/1258295282.0.jpg)
