New York Mets - Wikipedia
Mets to Retire Jerry Koosman's Jersey - The New York Times
Jerry Koosman
Remembering Mets History (2022) Mets Old Timers Day & Willie's #24 Retired
Mets announce Jerry Koosman number retirement date –
Mets to Retire Jerry Koosman's Jersey - The New York Times
Longest Games in Baseball History
The Mets on Tumblr — WHERE ARE THEY NOW? 1969 World Champions: JERRY
New York Mets: A Sports Illustrated History Part 1: 1962-1985 - Amazin' Avenue
Jerry Koosman: All Time Mets Left Handed Pitcher (Part Two-1973-1978)
Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports Illustrated New York Mets News, Analysis and More
1976 TOPPS #64 JERRY KOOSMAN NEW YORK METS - BVG 8 NM-MT
This Date In Mets History: June 6 — The Mets trounce Roger Clemens and the Yankees, 7-2, on national TV - Amazin' Avenue
Mets Retire Legendary Pitcher Jerry Koosman's No. 36 - Sports Illustrated New York Mets News, Analysis and More