TCMA and SSPC – SABR's Baseball Cards Research Committee
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
Happenings Podcast as
Most Valuable Rookie Card in Every Topps Baseball Set, 1952-2020
Hunt Auctions, LLC
Most Valuable Rookie Card in Every Topps Baseball Set, 1952-2020
Donruss and Panini – Page 2 – SABR's Baseball Cards Research Committee
2013 Emerald Guide To Baseball PDF, PDF, National League
Brands – Page 14 – SABR's Baseball Cards Research Committee