Negro Baseball League Timeline

Drawing the Color Line: 1860s to 1890s, Baseball, the Color Line, and Jackie Robinson, Articles and Essays, By Popular Demand: Jackie Robinson and Other Baseball Highlights, 1860s-1960s

Black Men Out: African Americans in Baseball — NOISE

Baseball Integration Timeline, by John Thorn

Negro Leagues Baseball Museum displays history and challenges of players of color, Kansas City

MLB The Show 23 to feature several Negro League greats - ESPN

Negro Baseball League Timeline

The History of Baseball and Civil Rights in America

New Negro League baseball exhibit open at Johnson C. Smith University

Negro Leagues Baseball eMuseum: Negro Leagues History