Original complete May 16, 1977 Sports Illustrated featuring Kentucky Derby winner Seattle Slew on the cover, autographed in blue marker by jockey Jean Cruguet (who added Slew 77 to his signature). Cruguet and Seattle Slew went on to win the Triple Crown. Has minor wear but in excellent condition for its age. With certificate of authenticity from AutographsForSale.com. ONLY ONE AVAILABLE FOR SALE.