Bob Gibson, Red Schoendienst, Stan Musial, Ozzie Smith, and Lou Brock have each signed this Old Busch Stadium seat back (EX+) in flawless blue sharpie that grades 10/10. This incredible combination of ink and artifact, a must for any baseball enthusiast, is even more impressive when you consider the seat's number "6" was a fixture on the back of Musial's jersey throughout his Hall of Fame career! Comes with MLB authenticating hologram