FLYING LABORATORY PLANE DETECTS MINERALS
LV. DC 3 plane disappearing in distance after takeoff. SV. Plane in flight with detecting attachment fixed underneath. GV. A man adjusting the payout device inside the plane. CV. The roller paying out the wire. GV. Air to...
Marchers walk through Washington calling for better relief for the unemployed and hungry.
Professor Kirsten and his invention - an aeroplane with rotating wings.
Stretcher cases are loaded onto planes at unidentified US airfield.
Footage of demonstration by paratroopers of the 9th Airforce.
Footage of aircraft and gliders in-flight.
An officer and his female assistant land at unknown airfield.
Delegates leave wreath at war memorial.
British Foreign Minister Arthur Balfour and French General Joseph Joffre on official visit to United States.