This Autographed Oal Baseball has been Personally Signed by Notable Signatures Include: (HOFers) Bill Dickey, Joe Gordon, Joe McCarthy & Earle Combs. (Notables) Charlie Keller, Billy Johnson, Hank Borowy, Nick Etten, Bud Metheny, Roy Weatherly, Rollie Hemsley, Johnny Murphy, Atley Donald, Bill Zuber & Eleanor Gehrig of the New York Yankees. This item is 100% Authentic to include a Certificate of Authenticity (COA) / hologram by Beckett Authentication Services. The authenticity can be verified on Beckett Authentication Services website.