Retired Uniform Numbers in the American League

Future MLB jersey numbers likely to be retired

Eagles Question of the Day: How do you feel about the team's unofficial retired jersey numbers? - Bleeding Green Nation

All 32 NFL team's retired jersey numbers - ESPN - NFL Nation- ESPN

Retired Jerseys - Army West Point

History of retired numbers dates back to Lou Gehrig Day

Joe Namath would allow Aaron Rodgers to wear retired number with Jets

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

Yankees Retired Numbers

Buckley: Who's next? Examining the state of Boston's retired numbers - The Athletic

Bill Russell gets Miami Heat No. 6 honor before LeBron James

Yankees retired numbers: A look at all of the jersey numbers players cannot wear in the Bronx