New York Yankees retired Paul O'Neill's No. 21 jersey
Paul O'Neill was 'tone-setter in our clubhouse,' former Yankees teammate Joe Girardi says - Newsday
Paul O'Neill Number Retirement before Yankees vs. Blue Jays on Sunday, August 21, 2022
Paul O'Neill Yankees No. 21 retired
Derek Jeter, Out of Pinstripes and in Monument Park, Can Finally Reflect - The New York Times
Paul O'Neill (baseball) - Wikipedia
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday
Mark Reynolds becomes Yankees' latest No. 39 - Newsday
Yankees to retire Paul O'Neill's No. 21 jersey this summer - Newsday
Derek Jeter, Out of Pinstripes and in Monument Park, Can Finally Reflect - The New York Times