Official Rawlings American League baseball signed in blue ballpoint by eleven members of the 500 Home Run Club: Ted Williams (ss), Mickey Mantle, Willie McCovey, Ernie Banks, Hank Aaron, Reggie Jackson, Eddie Mathews, Willie Mays, Mike Schmidt, Harmon Killebrew, and Frank Robinson. Accompanied by a certificate of authenticity from Score Board. In fine condition. Auction LOA Steve Grad/PSA/DNA and R&R COA.