Phil Niekro, knuckleball specialist, dies at 81 - Sports Illustrated
7 Career-Chronicling Phil Niekro Baseball Cards
KNUCKSIE HASN'T LOST HIS GRIP - Sports Illustrated Vault
Braves Hall of Famer Phil Niekro dies at 81 after battling cancer
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Photos: 2020 famous deaths
List of knuckleball pitchers - Wikipedia
With Phil Niekro's Death, Baseball Has Lost the Knuckleball and Its Master - The New York Times
Baseball Hall of Fame pitcher Phil Niekro has died at 81 - CBS News
Phil Niekro, Hall of Fame knuckleballer who starred with Braves, dies aged 81, MLB
Phil Niekro, Hall of Fame Knuckleball Pitcher, Dies at 81 - The New York Times
Famed Knuckleball Pitcher Phil Niekro Dead at 81
Phil Niekro, Hall of Fame knuckleball pitcher, dies at 81 - The Washington Post
Phil Niekro, Atlanta Braves legend known for knuckleball pitch, dies at age 81
Hall of Fame knuckleballer Phil Niekro dies at 81
The Polish and Ohio Valley Origins of Hall of Famer Phil Niekro (1939-2020) - Moundsville: PBS Film & Magazine