This Dee Brown autographed 'Boston Celtics' 1991-1992 Upper Deck basketball trading card #143 has been certified by an expert from Beckett Authentication Services (BAS) as authentic and genuine. The blue sharpie signature has been encapsulated (slabbed) in a BGS tamper-proof protector and can be verified at www.Beckett-Authentication.com using authentication number 00014225460. Please click on the images to enlarge and browse our website for other NBA and basketball autographed collectibles. Notable career achievements include winning the 1991 NBA Slam Dunk Contest and being selected for the 1991 NBA All-Rookie First Team. Drafted #19 overall in 1990, Brown played for the Boston Celtics, Toronto Raptors, and Orlando Magic.