Oakland A's handlebar: A generation later, from Rollie Fingers to Daniel Mengden - Athletics Nation
Daniel Mengden shaved his mustache but we'll always remember it - Athletics Nation
The best sports mustaches of all time
What are the best mustaches in Oakland A's history? - Athletics Nation
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Who is the only Major League Baseball (MLB) Hall of Famer who sported a handlebar moustache during his playing days? - Quora
Who is the only Major League Baseball (MLB) Hall of Famer who sported a handlebar moustache during his playing days? - Quora
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Uncle Mike's Musings: A Yankees Blog and More: Reggie and Chuck: Brown Eyed Handsome Men
playoffs Coco Crisp's Afro
Is there a religious reason for baseball players to grow long beards? - Quora