Spitball Outlawed but 17 pitchers were "Grandfathered" in - History of Cardinals
Does Anyone Throw a Spitball Today? - Jugs Sports
Gaylord Perry, Baseball Hall of Famer, two-time Cy Young winner and master of the spitball, dies at 84
THE BEST OF SPITBALL : The Literary Baseball Magazine | Mike Shannon | First Edition; First Printing
Gaylord Perry Spitball Feature with Bob Uecker - 1984 - YouTube
Burleigh Grimes – Society for American Baseball Research
On the Alex Sanabia Spitball Controversy | MLB Reports
Jose Valverde's 'spitball' clip goes viral, raises more questions than answers
How To Throw A Spitball
Baseball- The Spitball 1967 Sports Illustrated 7/31/67 NO LABEL 144599 | eBay
What is a Spitball in Baseball? Why it is Illegal in Baseball? - NISR
Center Field on Fire: An Umpire's Life... by Phillips, Dave
Dreyfuss led spitballer ban | Baseball Hall of Fame
Explaining the notorious and mysterious spitball
Spitball! Alex Sanabia of Miami Marlins slobbers on ball, in plain view, after Domonic Brown homer
Whatever Happened to the Spitball?
Was Jose Valverde throwing spitballs last night? - NBC Sports
The Demise of the Spitball is Greatly Exaggerated | by Douglas Pilarski | ILLUMINATION | Medium
Marlins pitcher Alex Sanabia claims he didn't know spitballs were illegal
Alex Sanabia Might Be In Trouble For Spitballing | FanGraphs Baseball
End of the Spitball Era | Sports History Weekly
Dreyfuss led spitballer ban | Baseball Hall of Fame
Alex Sanabia brings back the spitball in beating the Phillies - NBC Sports
Baseball's Gaylord Perry dies; Cy Young winner, spitball king - Los Angeles Times
Spitball - Wikipedia
Burleigh Grimes, the last great spitballer | Pittsburgh Post-Gazette
