NY Yankees retire Paul O'Neill's No. 21
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Paul O'Neill The Warrior Yankees Tribute
Paul O'Neill (baseball) - Wikipedia
Nevalee O'Neill MLB Paul O'Neill's Wife - Fabwags.com
NY Yankee Paul O'Neill's No. 21 to be retired on Aug. 21
Yankees fans boo Hal Steinbrenner during Paul O'Neill ceremony
New York Yankees Legends: Paul O'Neill There's a Warrior in right field
Paul O'Neill – Society for American Baseball Research
Paul O'Neill: The Warrior Consistency (Baseball Storytime Episode 7)
Who is former Yankees player Paul O'Neill's wife?