Retired number - Wikipedia
Jackie Robinson Day - Wikipedia
File:Rosbotham retired number 12.png - Wikipedia
File:Padres Retired Number 6.png - Wikipedia
MORE
File:Craig Biggio Retired Number 7 at Minute Maid Park.jpg - Wikipedia
List of National Basketball Association retired numbers - Wikipedia
File:Packers retired number 3.svg - Wikipedia
File:10number retired.svg - Wikipedia
List of NCAA men's basketball retired numbers - Wikipedia
Los Angeles Chargers retired numbers - Wikipedia
File:Retired numbers at Joe Louis Arena.jpg - Wikipedia
New York Mets - Wikipedia
File:Packers retired number 12 green.svg - Wikipedia
St. Louis Blues - Wikipedia
List of NCAA football retired numbers - Wikipedia
File:New Jersey Devils retired numbers 27 3 4 in Feb 2013.jpg