File:YankeesRetired42.png - Wikipedia
File:San Diego Padres retired 51.jpg - Wikipedia
File:AngelsRetired30.png - Wikipedia
The Wizards' Dutch Wikipedia page listed most of the 2010-11 roster - Bullets Forever
File:Rosbotham retired number 12.png - Wikipedia
List of NCAA men's basketball retired numbers - Wikipedia
File:Citi Field Retired Numbers.JPG - Wikipedia
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