Special player': Draymond Green's No. 23 to be retired by Michigan
Every retired number for the Celtics and who wore it
Boston has retired 24 jersey numbers – these are the players so
Listing the only 3 NBA teams to not retire a single player's jersey
L.A. Lakers' LeBron James changing his jersey number - again
Ray Allen hopes to have #20 retired by Celtics - CelticsBlog
Boston has retired 24 jersey numbers-these are the players so honored
Would Celtics re-issue retired numbers? Don't count on it – Boston
LeBron James to change jersey number back to 23 in honor of Bill
Boston has retired 23 jersey numbers-these are the players so honored
Six Baseball Stars Get Singular Honor As Teams Will Retire Their
LeBron on course to join legends with jerseys retired by multiple
Buckley: What if Red Sox re-retired these numbers? – Boston Herald
Which Chicago Bulls numbers are retired? – NBC Sports Chicago