ANTOINE WALKER signed BOSTON CELTICS 8x10 Photo. All Autographs obtained in person through Show Signings, Before at Sporting Event, Golf Tournaments and Special Dinner & Charity Events. Comes with Certificate of Authenticity from Glenn's Stadium Heroes. SEE More BOSTON CELTICS - BASKETBALL and Other SPORTS Memorabilia and MORE Sports ITEMS 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 Sport Categories!