 The 0-11 Falcon and 0-17 aircraft were received in 1928, 0-38 aircraft in 1931, 0-25 aircraft in 1935 and 0-47 aircraft in 1938.On 25 November 1930, the 105th Observation Squadron was disbanded and the aircraft and equipment were moved to Memphis Municipal Airport, Memphis, TN.This was necessary in order to comply with the requirement by the Militia Bureau for National Guard air units to operate from an A-1 airport.