New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ESPN
1998 Yankees Book: How El Duque's Arrival Saved the Season - The New York Times
Yankees to retire Paul O'Neill's No. 21 on Aug. 21
Hysteria over Clint Frazier No. 7 story shows that Yankees and their loyalists need to calm down – New York Daily News
Unvaccinated Paul O'Neill called Yankees game from home
1998 Yankees one of baseball's most dominant teams
New York Yankees retired Paul O'Neill's No. 21 jersey
Yankees finally show some fire, win on Paul O'Neill Day
Mission 27: A New Boss, A New Ballpark, and One Last Ring for the Yankees' Core Four: Feinsand, Mark, Hoch, Bryan, Swisher, Nick: 9781629376806: : Books