Complete May 2007 issue of Tennis magazine autographed on the cover in black Sharpie (typical shorthand) by WTA Tour superstar Maria Sharapova, only the 10th woman to complete the career Grand Slam. Obtained in person at WTA Tour event just outside San Diego many years ago. Authenticated by JSA with their matching numbered sticker on the cover and certificate of authenticity card. ONLY ONE AVAILABLE FOR SALE.