This Day in Yankees History: Don Mattingly wins the batting title
Don Mattingly - Wikipedia
Yankees' DJ LeMahieu becomes first player in modern era to win batting title in each league
Don Mattingly - Wikipedia
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Don Mattingly's Hitting Is Simple: The ABC's of Batting .300: Rosenthal, Jim, Mattingly, Don, DiPace, Tom, Torre, Joe, Carew, Rod: 9780312366209: : Books
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This Day In MLB History… - Metsmerized Online
Don Mattingly Accepts Coaching Job with Toronto Blue Jays
Don Mattingly's Greatest Season's Biggest Disappointment, News, Scores, Highlights, Stats, and Rumors
Yankees batting title history - Pinstripe Alley