Rangers, MLB honor late Hall of Famer Roberto Clemente with uniform patch, jersey numbers

Blue Jays retire Roy Halladay's No. 32 before Opening Day game vs. Yankees – New York Daily News

Roberto Clemente Day celebrated around MLB in 2023

Gary Carter - Wikipedia

Roberto Clemente's Year in the Dodgers Organization – Society for American Baseball Research

Vintage 1940's Roberto Clemente #21 Puerto Rico Baseball Jersey Caguas

2020 Fall Pop-Up - Sports Memorabilia Auctions

NYSportsJournalism.com - MLB Accolades Commemorate Roberto Clemente Day - On Roberto Clemente Day, MLB Will Honor 50th Anniversary Of His Passing

WHEN TOPPS HAD (BASE)BALLS!: July 2023

Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente