Jackie Robinson broke baseball's color line in 1947 when he was signed by this team
[DOC] [TLE] Jackie Robinson Breaks the Color Barrier [PAR] In 1945, baseball policies separating black and white players changed ... general 
manager Branch Rickey signed a contract with Jackie Robinson that would bring 
... "great experiment," knew that the player chosen to cross the "color line" would 
have ... his skills, he put on his first Dodgers uniform (number 42) in April 1947.