Today in History - April 15
Baseball Hall of Fame Will Create New Exhibit on Race - The New York Times
Jackie Robinson significant moments
May 13, 1947: Jackie Robinson makes first appearance in Cincinnati with Dodgers – Society for American Baseball Research
Jackie Robinson: His Life and Career in Pictures
Jackie Robinson in 1947: Debut with the Dodgers – Society for American Baseball Research
Here's what Jackie Robinson had to say about the national anthem - NBC Sports
42 in '47: The Baseball Cards of Jackie Robinson's Dodger Debut – SABR's Baseball Cards Research Committee
This Day in Padres History — April 15, by MLB.com/blogs