New York Yankees set to retire legendary Paul O'Neill's No. 21
Jeter's Number 2 Retired, Yankees Now Out of Single Digit Jerseys, WNYC News
Yankees retire Derek Jeter's No 2 and unveil Monument Park plaque
Yankees honor Torre
Bernie Williams has earned Monument Park honors more than Tino Martinez or Paul O'Neill - Sports Illustrated
Yankees to retire Paul O'Neill's No. 21: See the complete list of retired numbers
Notebook: Monument Park honor 'overwhelming' to Goose Gossage
Paul O'Neill discusses number retirement by Yankees
Yankees retire Paul O'Neill's No. 21 jersey
Yankees can't capitalize on day Derek Jeter passes Honus Wagner on hit list as offense sputters vs. Indians, 3-0 – New York Daily News
Yankees honour former OF O'Neill with plaque
Paul O'Neill's career celebrated with Monument Park plaque, by MLB.com/blogs