Every MLB team's retired numbers – NBC Sports Chicago
The Greatest MLB Players of All Time to Wear Each Number from 1 to
Paul O'Neill Number Retirement Raises Debate - Last Word On Baseball
The second-best Yankee to wear each retired number - Part One
Numbers up: Aaron Judge not the only Yankee in the 90s on his
Best Yankees players by uniform number
Yankees want to stop issuing uniform numbers to managers, coaches
The All-Unretired Yankees, Bronx Pinstripes
Yankee Stadium: Monument Park - Retired Numbers - Lou Gehrig #4
All-time best Yankees by jersey number (1-33)
On Uniform No. 0, the Yankees Rule Out Nothing - The New York Times
How Paul O'Neill Stacks Up Against the Other Yankees With Retired
NY Yankees royalty honored as Paul O'Neill's No. 21 is retired
Derek Jeter's No. 2, Last of Yankees' Single Digits, to Be Retired