Jack Clark, nicknamed "Jack the Ripper", is an American former professional baseball right fielder and first baseman. He played in Major League Baseball (MLB) for the San Francisco Giants, St. Louis Cardinals, New York Yankees, San Diego Padres, and Boston Red Sox from 1975 to 1992. During his prime, Clark was one of the most feared right-handed hitters in the National League, winning the Silver Slugger Award in 1985 and 1987. Jack Clark has Hand Signed this Rawlings 34" Pro Model Full Size Blonde Baseball Bat. Bold black full pristine signature, Inscribed 2X Silver Slugger. JSA Witnessed #WA617974 and JSA Certificate of Authenticity.