Aug. 31 (UPI) -- On this date in history: In 1897, Thomas Edison was awarded a patent for his movie camera, the Kinetograph. In 1888, prostitute Mary Ann Nichols became the first reported victim of the London serial killer known as "Jack the Ripper." In 1955, William G. Cobb demonstrated the first solar car, a miniature he dubbed the sunmobile, at the General Motors car show in Chicago. In 1972, Soviet gymnast Olga Korbut won gold in balance beam and floor exercise; and American swimmer Mark