Baltimore Orioles MVPs Autographed OML Baseball Dempsey Frank & Brooks JSA 12658 This is an official Major Leaguebaseball that was personally signed by the three Baltimore Orioles World Series MVP's FrankRobinson, Brooks Robinson, and Rick Dempsey. Each player included an inscription with WS MVP and the year. This ball includes a certificate of authenticity from James Spence Authentication (JSA) and Denver Autographs.