This is an Official Major League Baseball that Byron signed in Chicago at our private signing. We show a picture of Byron from our signing, you will also receive a copy of this picture. Byron is a SidsGraphs Exclusive game used and autograph client. This baseball comes with a PSA/DNA ROOKIE BASEBALL COA. ROOKIE BALL COA'S are very unique, it guarantees that the signature was signed and authenticated prior to the players 1st game of his second MLB season. Having a ROOKIE BALL of a player should make your collection very unique. PSA is the leading authenticator in our industry! Illinois residents must add 7% sales tax.