Legendary Native American athlete, the first man to win both the decathlon and the pentathlon at the Olympic Games (1912). After being barred from amateur athletics for having played semi-pro baseball, Thorpe went on to become a football star of legendary stature. He is widely considered the greatest all-around athlete of all time. Vintage fountain pen signature, “Jim Thorpe,” on an off-white 5 x 3 page. In fine condition, with collector’s typed notations to bottom (indicating signature was obtained on June 30, 1949), punch holes to left edge and unobtrusive mounting remnants to two edges. COA Steve Grad/PSA/DNA and R&R COA.