New York Yankees: 5 catchers you forgot ever existed
Phil Niekro - New Georgia Encyclopedia
Ex-Yankee, Hall of Famer Phil Niekro dies
The Polish and Ohio Valley Origins of Hall of Famer Phil Niekro (1939-2020) – Lede News
Phil Niekro, Hall of Fame pitcher and knuckleball master, dies at 81
This Day in Yankees History: Phil Niekro signs, and The Boss apologizes - Pinstripe Alley
Phil Niekro, Hall of Fame knuckleballer, dead at 81
C.C. Sabathia Nears 3,000 Strikeouts in a Triumph of Reinvention - The New York Times
September 27, 1987: Phil Niekro returns to Braves for final start – Society for American Baseball Research
Don Sutton, Hall of Fame Right-Hander, Is Dead at 75 - The New York Times
America lost 10 Baseball Hall of Famers in 10 months, and I lost 10 friends