 The unit demonstrated a high degree of training and morale which placed them on an equal footing with the National Air Corps.In 1941, the Guard's 115th Observation Squadron was federalized into the United States Army Air Corps, assigned to the Fourth Air Force and sent to Sherwood Field, Paso Robles in northern San Luis Obispo County.The field was named for Captain George Sherwood, the first commander of the Guard's 115th Observation Squadron.