Denny McLain on Dizzy Dean, Bob Gibson, 1968 Cardinals
A look back at 1968, the year of the pitcher - Newsday
Ex-Tiger Denny McLain has regrets, but damn he could pitch
The Season of High Heat - Sports Illustrated Vault
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In Tigers '68 marketing push, what to do with McLain?
So what really made the Year of the Pitcher?
Denny McLain – Society for American Baseball Research
A look back at 1968, the year of the pitcher - Newsday
Revisiting the Year of the Pitcher 50 years later
November 13, 1968: Bob Gibson named National League MVP
1968 Baseball History - This Great Game
McLain's 30th thrilled the baseball world
Who's 1968 MVP season was better, Bob Gibson or Denny McLain? - Quora