Jackie Robinson's 1947 MLB season began with spring training in Cuba
Baseball, Race Relations and Jackie Robinson, Classroom Materials at the Library of Congress
Item Detail - Bobby Bragan Signed 2 Page Handwritten Letter from 1959 – Baseball Content Dodgers
MLB players write letters to Jackie Robinson
Discover the Legacy of Jackie Robinson
Why Jackie Robinson's story still resonates 75 years after his MLB debut - ESPN
Jackie Robinson Signed Hand-Written Letter on Personal Letterhead Dated 9-23-59 (JSA LOA)
17 million Negroes cannot wait for the hearts of men to change – Letters of Note
Jackie Robinson's Bill Keefe letter history: “I am happy for you, that you were born white.”
Jackie Robinson signed baseball found by Omaha family headed for auction
Jackie Robinson - Wikipedia