Gerrit Cole signs $324M, 9-year contract with New York Yankees
No Facial Hair?- What is the Reason Behind This Odd New York
Kirschner: Inside the Yankees' wildest week in years - The Athletic
New York Yankees: Is the Yankee's clean appearance policy legal?
It's time for the Yankees to update their facial hair policy
TIL MLB player Oscar Gamble, known for his afro, was not allowed
The story behind the Yankees' facial hair policy - Pinstripe Alley
Why can't you have a beard on the Yankees? - Quora
Yankees: No Beards—And That's Final - WSJ
Who has a mustache on the Yankees? Why Matt Carpenter's facial
After World Series Win, Red Sox' Beards and Memories Are Short
Sox make beards unlikely symbol of dramatic turn-around season