October 11, 1979: Sanguillen comes through again in Game Two – Society for American Baseball Research

When Pops Led the Family: The 1979 Pittsburgh Pirates (The SABR Digital Library): Nowlin, Bill, Lake, Russ, Levin, Len, Wolf, Gregory H., Costello, Rory, Nelson, Rod, Wancho, Joseph, Bolda, Phillip, Bush, FredericK

Cubs MLB Vault Clips

1969–1980 – SABR's Baseball Cards Research Committee

Baseball 101: Wheeling and dealing - Newsday

Obituary: Gene Clines (1946-2022) – RIP Baseball

June 12, 1980: 'Hit Man' Mike Easler's cycle leads Pirates over Reds – Society for American Baseball Research

1969–1980 – Page 2 – SABR's Baseball Cards Research Committee

The Team That Changed Baseball: Roberto Clemente and the 1971 Pittsburgh Pirates: Markusen, Bruce: 9781594160899: : Books

Larry Parrish – Society for American Baseball Research

Glenn Burke Cardboard Gods

56 of the month: Bill Sarni

Obituary: Ken Frailing (1948-2022) – RIP Baseball

Rennie Stennett – Society for American Baseball Research

Brush with greatness: Sean Casey