File:Seattle Seahawks Retired Numbers.jpg - Wikipedia
File:Packers retired number 14.svg - Wikipedia - Clip Art Library
File:Rosbotham retired number 12.png - Wikipedia
File:Retired numbers at Joe Louis Arena.jpg - Wikipedia
File:Packers retired number 14.svg - Wikipedia - Clip Art Library
File:Craig Biggio Retired Number 7 at Minute Maid Park.jpg - Wikipedia
File:Padres Retired Number 6.png - Wikipedia
Can't wear number 22. It's Jim Palmer's retired number 22 : r/orioles
File:Packers retired number 3.svg - Wikipedia
List of NCAA men's basketball retired numbers - Wikipedia
Файл:Dodger Stadium hall of retired numbers 2015-10-04.jpg — Вікіпедія
10 legendary footballers whose jersey numbers were retired
List of NCAA men's basketball retired numbers - Wikipedia
The Wizards' Dutch Wikipedia page listed most of the 2010-11
List of National Football League retired numbers - Wikipedia