Retired Numbers, History

Lakers News: First Great Lakers Center Will Have Jersey Posthumously Retired - All Lakers

History of retired numbers dates back to Lou Gehrig Day

File:Packers Retired Numbers at Lambeau Field.jpg - Wikipedia

Retired number new feature? : r/OOTP

What are the Boston Celtics' retired numbers? Taking a closer look at one of the most decorated franchises in NBA history

Tennessee Basketball Retired Jerseys - University of Tennessee Athletics

List of NCAA football retired numbers - Wikipedia