Number 21 Continues to Remain Sacred to the New York Yankees, News, Scores, Highlights, Stats, and Rumors
Former Yankees who wore No. 2 share memories of number and Derek Jeter – New York Daily News
Unofficial Replica Yankees Retirement Numbers
Yankee Retired Numbers: The All-Time Numerical Lineup of Yanks
Yankees Retired Numbers - Who Are The 22 Yankees Who Wore Them
What the Yankees' uniform number crunch could cost MLB's managers and coaches - The Athletic
Yankees retired numbers
Southern California teams' retired numbers – Orange County Register
What the Yankees' uniform number crunch could cost MLB's managers and coaches - The Athletic
The 24 best players in New York Yankees history
Appreciating the retired single-digit numbers of the New York Yankees
Who were the first and last Yankees players to wear the retired numbers? - Pinstripe Alley
Alex Rodriguez Calls Out Yankees For Not Retiring His Number