This Autographed William White Onl Baseball has been Personally Signed by Red Schoendienst, Chris Carpenter, Mark Clark, Lee Smith, Bob Tewksbury, Rex Hudler, Tim Jones, Ozzie Smith, Craig Wilson, Todd Zeile, Brian Jordan, Ray Lankford, Milt Thompson & 9 more 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.