Autopilot reducing the pilot's workload. Lawrence Sperry (the son of famous inventor Elmer Sperry) demonstrated it in 1914 at an aviation safety contest held in Paris. At the contest, Sperry demonstrated the credibility of the invention by flying the aircraft with his hands away from the controls and visible to onlookers of the contest. Elmer Sperry Jr., the son of Lawrence Sperry, and Capt Shiras continued work after the war on the same autopilot, and in 1930 they tested a more compact and reliable autopilot which kept a US Army Air Corps aircraft on a true heading and altitude for three
Mario Pezzi (aviator) aeronautics, becoming a pilot, and in 1934 he had been named commander of the unit for the record flight from Montecelio. He became a high official and received many decorations. In the post-war period he was general secretary of Aeronautics and subsequently head of Cabinet of the Defense Ministry. Mario Pezzi (aviator) Mario Pezzi (9 November 1898 – 26 August 1968) was an Italian aviator known worldwide for his flight in which he achieved greater height than any other pilot in a propeller-powered airplane. The future lieutenant general was born November 9, 1898. He had one brother, Enrico, who also