Won US and British Opens plus U.S. and British Amateurs in 1930 to become golfs only Grand Slam winner ever; from 1922-30, won 4 U.S. Opens, 5 U.S. Amateurs, 3 British Opens, and played in 6 Walker Cups. Jones also founded Masters tournament in 1934. Ballpoint signature, “Robert T. Jones, Jr.,” on an off-white 6 x 4 album page. In fine condition, with a few wrinkles and a touch of mild toning, easily matted out. COA Steve Grad/PSA/DNA and R&R COA.