Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente
Mets honor Roberto Clemente at Citi Field
Roberto Clemente day: Puerto Rican MLB players, Pirates wear No. 21
50 Years Later, the Pirates' Lineup of Color Still Resonates - The New York Times
To Honor Roberto Clemente, MLB Expands List of Who Can Wear No. 21 - Sports - Remezcla
For the 'Great One'; Pirates, MLB honor Roberto Clemente
Roberto Clemente - Wikipedia
Yankees rally in the ninth to slip past the Pittsburgh Pirates 7-5 on Roberto Clemente Day
Some MLB Players Wearing #21, All Wearing 21 Patches Today for Roberto Clemente Day – SportsLogos.Net News
Why are MLB players wearing 21? Tributes around the league for Pirates legend explained
For the 'Great One'; Pirates, MLB honor Roberto Clemente
For the 'Great One'; Pirates, MLB honor Roberto Clemente
Roberto Clemente Day celebrated around MLB in 2023