Zero single-digit numbers in the Bronx? Actually, there's still one left - ESPN
Retired Numbers Stickers for Sale
The individual that made these has retired and once these go they’re gone. The used numbers have an eye hook on the back side. The new numbers don’t.
Yankees Retired Numbers Wall Plaques
Yankees retired numbers - Newsday
File:YankeeRetiredNumbers.jpg - Wikipedia
This poster shows all of the retired numbers from Yankee legends. Also included are some of the current greats that are sure to have their number
Yankees retired numbers vintage poster
New York Yankees Retired Numbers - - Database of Yankee Uniform Numbers Through the Years
Unofficial Replica Yankees Retirement Numbers
Names and Numbers: NY Yankees
Yankees retired numbers
File:YankeesRetired9.svg - Wikipedia
New York Yankees retired numbers: Is team too generous? - Sports Illustrated
Here are the Yankees' 21 retired numbers Who belongs and who doesn't? Andy Pettitte, Jorge Posada, Bernie Williams, more