New York Yankees: 5 numbers that need to be un-retired
Yankees prospect denies asking to wear Mickey Mantle's number - The Washington Post
Yankees Uniform Number Crunch May Force Coaches To Lose Number
Why The Cubs Need More Retired Numbers - Bleed Cubbie Blue
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Why baseball's June 'un-retirements' are a thing of the past
How many jersey numbers do the Yankees have left? - Deseret News
Here are the Yankees' 21 retired numbers Who belongs and who doesn't? Andy Pettitte, Jorge Posada, Bernie Williams, more
Yankees Retired Numbers Quiz
Mets to retire Gooden's No. 16 and Strawberry's No. 18 next season
New York Yankees retired numbers: Is team too generous? - Sports Illustrated
Clint Frazier reportedly asked the Yankees if they would un-retire Mickey Mantle's No. 7
Yankees Prospect Clint Frazier Reportedly Asked to Wear Mickey Mantle's Retired Number
Yankees Retired Numbers
Yankees retired numbers and the baseball legends who wore them
Judge HR, Cole Ks lead Yanks over Giants 5-0 on opening day – KXAN Austin
Champions Again: How the '53 Yankees secured the only 5-peat in MLB history, Bronx Pinstripes