NJ minor league baseball: Jackie Robinson started at Roosevelt Stadium, Jersey City
Jackie Robinson Day, when MLB players can wear No. 42
Jackie Robinson made his mark in the Minor Leagues
Jackie Robinson Made History in a Royals Jersey, by Nick Kappel
MLB to Celebrate Jackie Robinson Day Friday
Jackie Robinson history in Jersey City - NJ Baseball
New DC exhibit celebrates 75 years since Jackie Robinson's integration of MLB - WTOP News
TIME for Kids Honoring a Legend
3. Race & Baseball After Jackie Robinson - Yogi Berra Museum & Learning Center
Jackie Robinson 75: Baseball's Re-Integration – Society for American Baseball Research
How Jackie Robinson's overlooked season in the Negro Leagues shaped his historic path to Major League Baseball
The importance of Jackie Robinson Day in the MLB
Why The Red Sox Gave Jackie Robinson A 'Tryout' Before He Joined The Dodgers