This is an Official Major League baseball that has been hand signed by Nolan Ryan. Nolan has added HOF 99, 5714 K's, 324 Wins, 7 No Hitters, Don't Mess With Texas, 383 K's in 1973, '69 Miracle Mets & 61 Shutouts. This autograph is certified authentic with Ryan's own hologram. It has also been authenticated by PSA/DNA and comes with their sticker and matching certificate.