This Autographed 1998 World Series Logo Oml Baseball has been Personally Signed by Derek Jeter, Joe Torre, David Cone, Orlando Hernandez, Graeme Lloyd, Ramiro Mendoze, Jeff Nelson, Mike Stanton, Joe Girardi, Scott Brosius, Homer Bush, Luis Sojo, Ricky Ledee, Shane Spencer, Bernie Williams & Darryl Strawberry 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.