Don Mattingly's cool with players growing out their hair, but he won't bring back his 'stache
Here's why Yankees' Carlos Rodon will be a BIG fan favorite
Yankees great Don Mattingly once spoke about his main gripe with his infamous haircut benching saga
Stores – SABR's Baseball Cards Research Committee
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The Yankees' appearance policy and why it should stay, Bronx Pinstripes
August 1991: A Hairy Situation-Yankee Star Don Mattingly Can't Cut It; Refuses to Trim Hair, is Benched by Manager. : r/dirtysportshistory
What is your opinion of the “no facial hair” policy that the New York Yankees have for their players? - Quora
Yankees great Don Mattingly once spoke about his main gripe with his infamous haircut benching saga
Don Mattingly ironically joins anti-facial hair cult
Adrien Brody Scores As Pat Riley In HBO's Winning Time Series
Uni Watch: Hairy history - ESPN Page 2
George Steinbrenner May Be Dead, But His Yankee Hair Policy Remains
Cardboard appreciation: 1981 Topps Traded Darrell Porter
Uni Watch: Hairy history - ESPN Page 2
David Robertson On Yankees Facial Hair Rule: 'It's Kind Of Ridiculous' : r/baseball
Who Was Thurman Munson and Why Isn't He in the Hall of Fame?