English: Duke Paoa Kahinu Mokoe Hulikohola Kahanamoku (August 24, 1890 – January 22, 1968) was a Hawaiian swimmer, actor, lawman, beach volleyball early player and businessman credited with spreading the sport of surfing. He was a five-time Olympic medalist in swimming. This postcard reads: To Mr. E.S. Marks Aloha Nui Duke P. Kahanamoku 'Hui Nala' Swimmer Honolulu, Hawaii Sydney N.S.W. Australia Feb 11, 1915. E. S. Marks was a prominant figure in many Sydney sports. Sydney's premier athletic track is named The E.S. Marks Field. The card was signed following the return to Sydney from the Newcastle carnival.