Paul O'Neill will finally have number retired by Yankees
September 21, 2008: The final game at Yankee Stadium – Society for American Baseball Research
New York Yankees to retire Paul O'Neill's number
New York Yankees Announce Retirement of Paul O'Neill's Number 21 – Celeb Secrets
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Yankees to retire Paul O'Neill's No. 21 on Aug. 21
Paul O'Neill dishes on Yankees (then and now), life in YES booth and being 'blown away' by retired number
It's About Damn Time: The Yankees Announce They Are Retiring Paul O'Neill's Number 21 This Coming Season
Sweeny: If Yanks Are Going To Honor Paul & Tino, They Should Honor Willie & Graig - CBS New York
New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ESPN
Paul O'Neill remembered as one of great Yankees
Yankees: Who Will Be The Next Player To Get Their Number Retired? - Unhinged New York
Paul O'Neill - The Warrior, Bronx Pinstripes
Paul O'Neill Day: Who will Yankees honor in Monument Park next?
NY Yankees royalty honored as Paul O'Neill's No. 21 is retired
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday