Why The Red Sox Gave Jackie Robinson A 'Tryout' Before He Joined The Dodgers
Jackie Robinson's Red Sox Tryout - Beacon Broadside: A Project of Beacon Press
Sons of Jackie Robinson: Remembering the players who broke the color line for the other 15 teams of that era - Sports Illustrated
Jackie Robinson - Wikipedia
Wendell Smith and the Boston Red Sox
Crossing the Color Barrier: Jackie Robinson and the Men Who Integrated Major League Baseball - LA84 Foundation
Prospectus Feature: Pumpsie Green, the Last of the FirstsBaseball Prospectus
Jackie Roosevelt Robinson The Incredible Athlete You Didn't Know
Opinion: Why the Boston Red Sox are the only major league team to honour Jackie Robinson on his birthday, Jan. 31
Red Sox acknowledge uncomfortable reality on Jackie Robinson Day: No Black players on the roster - The Boston Globe