3 Retired Celtics Numbers AUTOGRAPHED Basketballs: JO JO WHITE No. 10 signed USI CELTICS Basketball with One Other Autograph *** Boston Celtics HOFer DAVE COWENS signed NBA Wilson Basketbal *** Personalized "To Glenn Good Luck!" *** JOHN HAVLICEK No 17 BOSTON CELTICS signed SUPA Rubber Basketball *** Personalized "To Phil, Greg, Pete Good Luck" ***  All Autographs obtained in person through Show Signings, Before at Sporting Event, Golf Tournaments and Special Dinner & Charity Events. Comes with My Certificate of Authenticity from Glenn's Stadium Heroes. SEE More BOSTON CELTICS / BASKETBALL and Other SPORTS Memorabilia in My EBAY STORE. Click on EBAY STORES Logo after my USER ID to see my OTHER SPORTS MEMORABILIA AUCTIONS Specializing in BOSTON SPORTS sorted by Music / Entertainment / Sports Categories!