Jackie Robinson played four games in his first week and hit .429, but, as The Sporting News pointed out 50 years later, not everyone wrote about the significance of what was taking place.
Canadian Crossing: MLB
TSN Archives: No. 1 — Jackie Robinson breaks the color barrier
This day in sports: Jackie Robinson became first African-American
Robinson debuts five days after signing with Dodgers
Jackie Robinson broke baseball's color barrier 75 years ago
Jackie Robinson broke baseball's color barrier 75 years ago
Robinson debuts five days after signing with Dodgers
Robinson debuts five days after signing with Dodgers
Robinson debuts five days after signing with Dodgers
Bob Lemke's Blog: April 2013
Robinson debuts five days after signing with Dodgers
Bob Lemke's Blog: May 2012