Paul O'Neill Day at Yankee Stadium
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ESPN
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Paul O'Neill's No. 21 Jersey to Be Retired by Yankees on August 21, News, Scores, Highlights, Stats, and Rumors
About Paul H. O'Neill: About: Paul H. O'Neill School of Public and Environmental Affairs: Indiana University Bloomington
YES Network to keep jumping through Paul O'Neill vaccination hoops
If Paul O'Neill were managing, Yankees hitters would be ordered to change approach
Yankees to retire Paul O'Neill's No. 21: See the complete list of retired numbers
Paul O'Neill Number Retirement before Yankees vs. Blue Jays on Sunday, August 21, 2022