Smithsonian Snapshot, Page 11
Roberto Clemente – MLB's Most Beloved Humanitarian – Todo Wafi
Story Behind the Stamp: Roberto Clemente
Roberto Clemente Honored by the Smithsonian Institute: More Popular than Babe Ruth and Don Drysdale
Roberto Clemente National Museum of American History
the 21st - Clemente Museum
Roberto Clemente 1966 Pittsburgh Pirates Home Uniform
Roberto Clemente National Museum of American History
Roberto Clemente in All-Star Games – Society for American Baseball Research