April 13, 1967: Mets win in Tom Seaver's major-league debut – Society for American Baseball Research
Mets History: The one where Tom Seaver makes his MLB debut in 1967
1968 Topps Tom Seaver (All-Star Rookie), PSA CardFacts®
Uncle Mike's Musings: A Yankees Blog and More: Tom Seaver, 1944-2020
Tom Seaver, heart and mighty arm of Miracle Mets, dies at 75
Tom Terrific's decorated major league journey began 53 years ago today - Chicago Tribune
Tom Seaver and the Mets' enduring hope from 1969 - Sports Illustrated
Tom Seaver, heart and mighty arm of Miracle Mets, dies at 75
On This Date in 1967, Tom Seaver Makes His Major League Debut - Metsmerized Online