Hall of Famer Gaylord Perry, dead at 84, was a spitball-throwing
Pedro Martínez - Wikipedia
Obituary: Gaylord Perry (1938-2022) – RIP Baseball
Former San Diego Padres Cy Young winner Gaylord Perry dies
The best players to wear every jersey number in baseball history
Gaylord Perry Trading Cards: Values, Tracking & Hot Deals
James Brown and Phil Niekro: Not Knuckling Under – Decaturish
The best pitching performance ever for all 30 teams - ESPN
Gaylord Perry, Hall of Fame pitcher, dead at 84