1957 New York Yankees team signed baseball. This Spalding Yankees logo ball is in near-mint condition and has been signed by 25 members of the 1957 Yankees, including Mickey Mantle and Yogi Berra (on the sweet spot), Elston Howard, Tony Kubek, Bobby Shantz, Bob Turley, Hank Bauer, Whitey Ford, Enos Slaughter, Don Larsen, Bob Grim and others. "AMERICAN LEAGUE CHAMPIONS" and "1957" has been written on the ball in an unknown hand. "Yankees" is stamped on the ball in black ink. Includes a full LOA from PSA.