Happy Anniversary: Rollie Fingers chooses retirement over a shave
Rollie Fingers' Mustache Began as a Joke, Then He Chose It Over Baseball
The mustache that ended a HOF career
Rollie Fingers and the 25 Players with the Best Facial Hair in MLB History, News, Scores, Highlights, Stats, and Rumors
MLB Facial Hair Hall of Fame - Men's Journal
The mustache that ended a HOF career
On This Day In Sports: February 21, 1986: Rollie Fingers announces he is retiring
THE Greatest Brewers Mustache of All-Time
Rollie Fingers' mustache, then and now
Rollie Fingers Baseball Stats by Baseball Almanac
Rollie Fingers explains the story behind the mustache - Sports Collectors Digest
Major League Beards: Best Beards For Every Position in Pro Baseball - Grooming Lounge