Bob Motley, Last Surviving Negro League Ump, Recalls Baseball History : NPR
Sports - Kansapedia - Kansas Historical Society
Sports - Kansapedia - Kansas Historical Society
The two John Donaldsons - Royals Review
Buck O'Neil and Minnie Miñoso join other baseball legends elected to hall of fame
Family Remembers Kansas City Monarchs' All-Star Pitcher “Lefty” LaMarque, Features People
0104 - Phil S. Dixon — My Baseball History
June 21, 1925: Black Baseball Team Beats Klan Players - Zinn Education Project
Black History Month: Negro Leagues
Willard Brown - Wikipedia