New York Yankees history: Paul O'Neill's number 21 must be retired
The Yankees Retire Paul O'Neill's Number 21 - The New York Times
New York Yankees to retire All-Star Paul O'Neill's No. 21 jersey
Yankees fans boo Hal Steinbrenner during Paul O'Neill ceremony
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Paul O'Neill Number Retirement before Yankees vs. Blue Jays on Sunday, August 21, 2022
Reaction: Yankees Retire #21 for Paul O'Neill
Paul O'Neill Number Retirement before Yankees vs. Blue Jays on Sunday, August 21, 2022
New York Yankees to retire Paul O'Neill's No. 21 on Aug. 21 - NBC Sports