Pirates to wear No. 21 on Sept. 9 to honor Roberto Clemente
World Series: 1979 Pirates, 1985 Royals and 2016 Cubs Recount Overcoming 3-1 Deficits - The New York Times
Jackson Rutledge makes MLB debut in loss to Pirates
Official Pittsburgh Pirates Website
Remembering the 'We Are Family' 1979 Pirates
Remembering the 'We Are Family' 1979 Pirates
Piracy in the Atlantic World - Wikipedia
A few words on cocaine in baseball - NBC Sports
How the Pirates' reunion with Andrew McCutchen happened and where the feel-good story could go
The Pittsburgh Pirates 1979 World Series Collector's Edition : Willie Stargell, Dave Parker, Phil Garner, Bill Madlock, Tim Foli, Chuck Tanner, Bill Robinson, Bruce Kison, Don Robinson: Movies & TV
Why Game 5 of the 1979 World Series still means so much to Pittsburgh