The Forgotten Harry Caray-Bud Selig Beef of 1978 - Shepherd Express
John Racanelli – SABR's Baseball Cards Research Committee
Celebrity Gallery - HARRY CARAY'S RESTAURANT GROUP
Zisk Online: March 2005
Secretariat's Image Gallery
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
Gussie Busch - Cooperstown Expert
Gussie Busch - Cooperstown Expert
John Racanelli – SABR's Baseball Cards Research Committee