This 11x14 photo custom framed to 20x24 has been personally hand signed by the 1951-61 NBA Champion Boston CelticsAutographed byBill Russell / Bob Cousy / K.C. Jones / Tom Sanders / Tom Heinsohn / Sam Jones / Bill Sharman / Frank Ramsey / Jim Loscutoff / Gene Conley 100% AuthenticCertificate of authenticity by JSA