This is an Official Little League Baseball that has been hand signed by 25 Members of the 1960 New York Yankees. There are 25 Total Signatures Including: Yogi Berra, Roger Maris, Tony Kubek, Ralph Terry, Bobby Shantz, Bob Turley, Jim Coates, Elmer Valo, Johnny Blanchard and Elston Howard. Please note: the autograph of Mickey Mantle is deemed a clubhouse signature. It has been certified authentic by PSA/DNA and comes with their sticker and matching full page certificate of authenticity.