Autographed Larry Walker OMLB Baseball Signed Frozen Pond Expos Rockies HOFerAutographed Larry Walker official Rawlings Bud Selig era Major League Baseball signed baseball, authenticated by Frozen Pond Larry Walker is a Canadian former professional baseball right fielder. During his 17 year Major League Baseball career, he played with the Montreal Expos, Colorado Rockies, and St. Louis Cardinals. In 1997, he became the only player in major league history to register both a . 700 slugging percentage and 30 stolen bases in the