Retired Uniform Numbers in the American League

Yankees Retired Numbers

Bill Russell's No. 6 jersey to be retired throughout NBA

Yankees Retired Numbers - Who Are The 22 Yankees Who Wore Them

How players are using uniform numbers to break MLB's unwritten rules - ESPN

NBA -- Inside the numbers on the NBA's retired numbers - ESPN

Every MLB team's retired numbers

Next retired number for every MLB team

Retired Uniform Numbers in the American League

The Greatest MLB Players of All Time to Wear Each Number from 1 to 50, News, Scores, Highlights, Stats, and Rumors

Los Angeles Dodgers to retire Fernando Valenzuela's No. 34 jersey

Atlanta Braves retire Andruw Jones' No. 25 jersey. Cooperstown next for smooth center fielder?

Miami Marlins - Wikipedia

Retired shirt numbers: Clubs and players to give & receive honour

Da Greats: Retired Chicago Bears Jersey Numbers - The Chicago Audible

Bill Russell's No. 6 Joins Rare Class of Retired Jersey Numbers - The New York Times