This Autographed Leonard Coleman Onl Baseball has been Personally Signed by Tony La Russa, Dennis Eckersley, Matt Morris, Rene Lachemann, Gary Gaetti, Dave McKay, Dave Duncan, Alan Benes, Ray Lankford, Rigo Beltran, Mark Petkovsek, John Frascatore, Mark DeJohn, Tony Fossas, Willie McGee, Carney Lansford, Andy Benes, Danny Jackson, Royce Clayton, Delino DeShields, John Mabry, Dmitri Young and three others of the St. Louis Cardinals. 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.