Photo: Players Wear Number 42 On Jackie Robinson Day

Jackie Robinson Day 2012: MLB Smart to Pay Tribute with No. 42 Uniforms, News, Scores, Highlights, Stats, and Rumors

No. 42 jersey tribute began in 2007 with Griffey

Who was the last player to wear No. 42 for each team?

Billy Hamilton among Reds proud to wear No. 42 on Jackie Robinson Day

Now honoring No. 42: Jackie Robinson Day in majors - The San Diego Union-Tribune

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

Arizona Diamondbacks honor Jackie Robinson in pregame ceremony against New York Mets

After Jackie Robinson, MLB integration was halting - The Washington Post

MLB Communications on X: On @MLB platforms today, all players will wear number 42 to observe Jackie Robinson Day. / X

Jackie Robinson Day: Everyone wears '42' today – Twin Cities