This is an Official National League Feeney Baseball that has been hand signed by 36 Hall of Famers & Old Timers including Mickey Mantle, Satchel Paige, Whitey Ford, Lefty Gomez, Lefty Grove, Duke Snider, Ernie Banks, Stan Musial, Casey Stengel, Enos Slaughter, Warren Spahn & More! The autographs have been authenticated by PSA/DNA. It comes with their full page certificate of authenticity.