Golfer (1902–1971) who, in 1930, became the only Grand Slam winner in the sport’s history, taking the U.S. and British Open and U.S. and Britain Amateur titles. Over the course of his career, he would win a total of four U.S. Open titles, five U.S. Amateur titles, and three British Open titles. Middle-age ballpoint signature, “Bob Jones,” on an irregularly trimmed off-white 2.25 x 1.25 card. Matted and framed with a photo of Jones swinging his driver to an overall size of 14 x 18. In fine condition. Auction LOA Steve Grad/PSA/DNA and R&R COA.