Gregg Olson Autographed Baltimore Orioles OML Baseball 89 AL ROY JSA

This is an official Major Laegue baseball that was personally autographed by Gregg Olson with 89 AL ROY inscription. He played for 9 different MLB organizations during his career but spent most of them with the Baltimore Orioles. He is the Orioles All-Time saves leader with 160. This item includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.