Yankees Retired Numbers
List of Major League Baseball retired numbers - Wikipedia
Derek Jeter's No. 2 to be retired on May 14, last Yankees' single digit – The Denver Post
How well have the Yankees developed their own players?
Why every MLB player is wearing No. 42 today
The second-best Yankee to wear each retired number - Part One - Pinstripe Alley
Yankees Retired Numbers
History of retired numbers dates back to Lou Gehrig Day
What other unused uniform numbers should the Yankees give out? - Pinstripe Alley
Derek Jeter's No. 2, Last of Yankees' Single Digits, to Be Retired - The New York Times
Every MLB team's retired numbers – NBC Sports Chicago
What if the New York Yankees never retired Billy Martin's #1?
Yankees' Jay Bruce retiring after 14 MLB seasons
New York Yankees: Mariano Rivera 'blessed' to be last to wear Jackie Robinson's 42