The Breakthrough: In May 1947 Jackie Robinson proved he belonged in the bigs - Sports Illustrated
May 30, 1947: Braves' Memorial Day sweep spoils Jackie Robinson's Boston debut – Society for American Baseball Research
Jackie Robinson - Jackie Robinson Foundation
Jackie Robinson 1947 debut ticket stub sells for record $480K – KIRO 7 News Seattle
The Breakthrough: In May 1947 Jackie Robinson proved he belonged in the bigs - Sports Illustrated
Jackie Robinson broke baseball's color barrier 75 years ago
The Breakthrough: In May 1947 Jackie Robinson proved he belonged in the bigs - Sports Illustrated
The First Jackie Robinson Day – in 1947 – Behind the Bag
The First Jackie Robinson Day – in 1947 – Behind the Bag