Paul O'Neill (baseball) - Wikipedia
Yankees will retire Paul O'Neill's No. 21 jersey in August at Yankee Stadium's Monument Park
How does Paul O'Neill's career stack up to other Yankees?
Yankees to retire Joe Torre's number
Paul O'Neill Yankees No. 21 retired
New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman, owner Hal Steinbrenner booed by fans - ESPN
New York Yankees to retire Paul O'Neill's jersey number during 2022 season - Sports Illustrated NY Yankees News, Analysis and More
Marchand] The Yanks are set to retire Paul O'Neill's No. 21 on Aug. 21st at Yankee Stadium. : r/NYYankees
Yankees' retirement of Paul O'Neill's number might be a stretch - Pinstripe Alley
Yankees Retired Numbers - Who Are The 22 Yankees Who Wore Them