Jackie Robinson Day: 4 Facts About His Jersey No. 42, Now Retired in MLB

D-backs' next retired number prediction

April 15, 1997: Ken Griffey Jr. wears number 42 to honor Jackie Robinson on 50th anniversary – Society for American Baseball Research

Setting the Record Straight on Jackie Robinson's Legacy - The Sacramento Observer

List of MLB Players Who Last Wore No. 42

42' brings back Jackie Robinson memories - Newsday

Jackie Robinson's Long Fight Against Discrimination, by Seth S. Tannenbaum, Weekend Caucus

Jackie Robinson Day: The only time MLB players can wear No. 42

Jackie Robinson

Seventy-Five Years Ago, Jackie Robinson Changed History When He Took the Field in a Brooklyn Dodgers Uniform - Jugs Sports

Jersey number 42 hi-res stock photography and images - Alamy

Last player to wear No. 42 for each MLB team

Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB

MLB players to wear #42 Monday to honor Jackie Robinson Day

Cards wear No. 42 on Jackie Robinson Day