Calaméo - SEPTEMBER 28. 1995
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
New York Yankees Announce Retirement of Paul O'Neill's Number 21 – Celeb Secrets
New York Yankees history: Paul O'Neill's number 21 must be retired
Lovin' Life After 50 - East Valley - Nov. 2022 by Times Media Group - Issuu
Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed
New York Yankees to retire Paul O'Neill's No. 21 on Aug. 21
Paul O'Neill Ejections
As Paul O'Neill's No. 21 Is Retired, One Last Kick of a Water Cooler - The New York Times
Yankees legend Paul O'Neill to receive ultimate honor this August