Billy Casper autographed 1966 U.S. Open Sports Illustrated

Complete 1966 Sports Illustrated magazine commemorating Billy Casper's U.S. Open victory, autographed in black marker by the late Hall of Fame golfer. Magazine has subscription label but is otherwise in pristine condition with only minor wear. Obtained in person at paid signing many years ago, with photo of him signing and certificate of authenticity from AutographsForSale.com. ONLY ONE AVAILABLE FOR SALE.