Legendary American Indian athlete. Thorpe was 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. Ballpoint signature, 'Jim Thorpe,' on a light brown 4 x 2 slip. Light overall wrinkling and rough edges, otherwise fine condition. COA Steve Grad/PSA/DNA and RRAuction COA.