Description:Wilt Chamberlain and Bill Russell autographed large format photograph. Uncommon oversized image has been signed by both Russell and Chamberlain in marker rating 9/10 out of 10. Framed to 26"x30" for display. Includes certificate of provenance from Bill Russell and auction LOA from JSA (in addition there is a PSA/DNA Authentication sticker affixed, PSA COA is not included): NM