The Federation Aeronautique Internationale creates a new category for records set by women pilots.[32] Florence Lowe "Pancho" Barnes becomes the first stunt pilot, working in Hollywood.[1] Phyllis Arnott is the first Australian woman to earn a Commercial Pilot's License, however, she only flew for pleasure.[33] Elsie MacGill of Canada becomes the first woman to earn a master's degree in aeronautical engineering.[34] Audrey Fiander becomes the first woman pilot in Rhodesia, now Zimbabwe.[35] March 16: Louise Thaden does the women's endurance record with a time of 22 hours and 3 minutes.[36] August 18: First Women's Air Derby is held in the United States. Louise Thaden was the winner.[37] November 2: The Ninety Nines were founded to create a group to support and mentor women in aviation.[38]