Famed bat with gold plaque listing the players who per-formed this insurmountable feat. Rawlings Adirondack is signed by all eleven including Mickey Mantle, Willie Mays, Frank Robinson, Ted Williams, Hank Aaron, Harmon Killebrew, Ernie Banks, Willie McCovey, Reggie Jackson, Ed Mathews, and Mike Schmidt who added his John Hancock later. All have signed in mint blue sharpie except for Mickey (always the individual) who signed in black. Mint.