Yankees to retire Paul O'Neill's No. 21: See the complete list of retired numbers
New York Yankees Retired Numbers 31x31 Custom Framed Display Featuring #4 Lou Gehrig, #7 Mickey Mantle, #16 Whitey Ford, #3 Babe Ruth, #5 Joe DiMaggio, #8 Yogi Berra
Yankees Retired Numbers: 9780978710309 - AbeBooks
Yankee Stadium: Monument Park - Retired Numbers - Don Matt…
New York Yankees Retired Numbers: A list of legends who have had their Pinstripes retired over the years
Yankees retired numbers and the baseball legends who wore them
Yankees Will Retire Numbers for Jorge Posada, Bernie Williams, Andy Pettitte - WSJ
The Yankees have a lot of retired numbers. Other teams should try to be more like them. - NBC Sports
Retired Numbers Stickers for Sale
Greatest Yankees: by the numbers, Bronx Pinstripes
New York Yankees retired numbers: Is team too generous? - Sports Illustrated