1981–1994 – Page 2 – SABR's Baseball Cards Research Committee
Tom Seaver Trading Cards: Values, Tracking & Hot Deals
1974 Topps Tom Seaver
December 22, 1969 Sports Illustrated Magazine Tom Seaver Sportsman of the Year
Tom Seaver Trading Cards: Values, Tracking & Hot Deals
1974 Topps ERA Leaders (Jim Palmer/Tom Seaver)
PSA Magazine: 2022 July #007 by PSA Magazine - Issuu
Non-US Issues – SABR's Baseball Cards Research Committee
Charles Barkley Sports Card Listed for $1,895 on Secondary Market - Sports Illustrated Collectibles News, Analysis and More
Tom Seaver Trading Cards: Values, Tracking & Hot Deals
Tom Seaver Autograph Baseball Cards for sale
Tom Seaver: Collecting 'The Franchise' - Sports Collectors Digest
Peter Dreier, Robert Elias - Baseball Rebels - The Players, People, and Social Movements That Shook Up The Game and Changed America-University of Nebraska Press (2022), PDF, American Civil War