Jerry Koosman number retirement set for June 13 - Amazin' Avenue
Jerry Koosman's Mets number retirement is finally here
Mets set to pay tribute to Jerry Koosman - Newsday
Mets to Retire Jerry Koosman's Jersey - The New York Times
Mets retire Koosman's 36 five decades after '69 heroics
Ed Kranepool must be next Mets number retired after Jerry Koosman
Ranking the NY Mets careers of each person with a retired jersey
NY Mets All-Time Team: Tom Seaver and Jerry Koosman take the mound
Thrilled to be 'joining a great crew,' Jerry Koosman, 78, has