Paul O'Neill talks jersey number retired by New York Yankees
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Yankees Retired Numbers
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Paul O'Neill Yankees No. 21 retired
The Athletic] The Yankees have asked MLB if they can stop issuing uniform numbers to their manager and coaches because they're running out of numbers that aren't retired : r/baseball
New York Yankees retired Paul O'Neill's No. 21 jersey
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Paul O'Neill: New York Yankees to retire jersey number
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