Tom Seaver - Wikipedia
Uncle Mike's Musings: A Yankees Blog and More: If the Mets Had Not Traded Nolan Ryan
The New York Times: This Day In Sports
1971 New York Mets Team Signed Shea Stadium Yearbook With (19) Signatures - Featuring Tom Seaver, Nolan Ryan, Jerry Koosman - JSA LOA on Goldin Auctions
nolan ryan rookie card baseball Values - MAVIN
Legacy of 1969 Mets: Tom Seaver, Jerry Koosman and Nolan Ryan forever friends and champs – New York Daily News
July 7, 1968: Tom Seaver records a save for Mets after manager Hodges gets the boot – Society for American Baseball Research
Jerry Koosman Archives - Mets History
Why is Tom Seaver considered to be a better pitcher than Nolan Ryan? - Quora
This Date in Mets History: April 14 — Kooz debuts, Ryan wins first, and Franco saves #400 - Amazin' Avenue
nolan ryan rookie card baseball Values - MAVIN
Nolan Ryan & Jerry Koosman 1968 Rookie Stars Exact Reprint
Tom Seaver, heart and mighty arm of Miracle Mets, dies at 75