Spalding official NBA basketball signed by Hall of Famers Wilt Chamberlain and Bill Russell. Both players have beautifully scripted their names in black Sharpie, with the signatures grading "10." This is from a limited signing of 1,000 balls, and the offered example is hand numbered "283/1000" in black Sharpie next to Russell's signature. Mint condition. Auction LOA from James Spence/JSA. Pre certified by Steve Grad and Brian Sobrero/Beckett Authentication. Reserve $300. Estimate $500/$1,000.
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