21: The Story of Roberto Clemente: 9781560978923: Santiago, Wilfred: Books
MLB Together
Houston Astros: 8 players don No. 21 on Roberto Clemente Day
ESPN: MLB to allow Pirates, Puerto Rican players, award nominees to wear No. 21 on Roberto Clemente Day
Bednar '17 Named 2022 Roberto Clemente Award Finalist - Lafayette College Athletics
Rays make history by starting MLB's first all-Latino lineup on Roberto Clemente Day
Daily Sports Smile: 50 years after Roberto Clemente's death, MLB honors No. 21
Report: Puerto Rican MLB Players Allowed to Wear No. 21 on Roberto Clemente Day, News, Scores, Highlights, Stats, and Rumors
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente Day - ESPN
El Magnífico
MLB's Puerto Rican-born players honor Roberto Clemente by wearing 21
Some MLB Players Wearing #21, All Wearing 21 Patches Today for Roberto Clemente Day – SportsLogos.Net News
El Magnífico
Roberto Clemente day: Puerto Rican MLB players, Pirates wear No. 21