A film about Reconnaissance in an aircraft, 1940 s -- Film 6787

Reconnaissance. Aerial view of a road in open countryside. Pilot in small aircraft reading navigation map and checking against landmarks. Pilot writes instructions down, close up of coded notes on pad. Army leaders at headquarters going over picture of enemy territory. Aerial view of road. Shot of biplane in flight. Aerial view of forest and army vehicles. Pilot contact with headquarters via morse code. Code is decoded. Aerial view of infantry crossing countryside.