2. All-American Girls Professional Baseball League - Yogi Berra Museum & Learning Center
Photos: All-American Professional Girls Baseball League in 1945
AAGPBL League History
The All-American Girls Professional Baseball League: Frontiers and Femininity in America's Favorite Pastime – Society for American Baseball Research
Pittsburgh women who joined baseball teams in the 1940s and 50s
AAGPBL Seasons
All-American Girls Professional Baseball League, Who's Also Playing, Who's Playing, Explore, Baseball Americana, Exhibitions at the Library of Congress
AAGPBL Article: AAGPBL: First Four Seasons - 1943 to 1946
AAGPBL Article: AAGPBL History: The International Girls Baseball League