 He later became the first director of the Wisconsin Aeronautics Commission and the Director of Civil Defense for the state of Michigan before changing professions and becoming an Episcopal minister.Born in Milwaukee, Wisconsin in 1899, Maitland graduated from Riverside High School in 1917.He enlisted as an aviation cadet in the Aviation Section, U.S. Signal Corps three days after the United States entered World War I and was assigned to training at a School of Military Aeronautics on the campus of the University of Texas in Austin, Texas in the fall of 1917.