Jackie Robinson, who broke baseball's color barrier with the Brooklyn Dodgers in 1947, dies of a heart attack in 1972 – New York Daily News
Cincinnati Reds Hall of Famer Joe Morgan Dead
Jackie Robinson, who broke baseball's color barrier with the Brooklyn Dodgers in 1947, dies of a heart attack in 1972 – New York Daily News
A look back at Jackie Robinson on the 75th anniversary of breaking the color barrier
Hall of Famer Frank Robinson Passes Away at 83 - Cooperstown Cred
Jackie Robinson – Society for American Baseball Research
Frank Robinson, Baseball Hall of Famer, dies at 83 – Orange County Register
Sports lost several great ones in 2019
Jackie Robinson, who broke baseball's color barrier with the Brooklyn Dodgers in 1947, dies of a heart attack in 1972 – New York Daily News
Baseball hall-of-famer, 1st black manager Frank Robinson dead at 83 - WTOP News
Longtime baseball fixture Don Zimmer dies at 83, spent more than 6 decades in the game
Frank Robinson, baseball's fearsome trailblazer, dies at 83
Frank Robinson, Baseball Hall of Famer, dies at 83 – Orange County Register