United States Army Air Forces Contract Flying School Airfields
During World War II civilian flying schools, under government contract, provided a considerable part of the flying training effort undertaken by the United States Army Air Forces. == History == With the consolidation of pilot training by the United States Army Air Corps in 1931, nearly all flying training had taken place at Randolph Field, near San Antonio, Texas.
Source: Wikipedia — United States Army Air Forces Contract Flying School Airfields (CC BY-SA 4.0)