Limited edition official Spalding NBA basketball, #810/1000, signed in black felt tip on the side panels by ten members of the 1960 World Champion Celtics including: Bill Russell, Red Auerbach, Tom Heinson, Bill Sharman, Arnie Risen, and Togo Palazzi. In very fine condition. Auction LOA Steve Grad/PSA/DNA and R&R COA.
