Members of the Washington DC press corps scribble furiously taking notes at a press conference. Afterwards, one of the reporters rises and goes to a microphone to ask a question.
French political official on inspection tour confers with French Military leaders and examines troop readiness in Indochina. He inspects troops in camouflaged positions. He visits hill top for overview of the area. A signpost reads: "Vinh-yen."
French political official visits French forces and installations in Indochina. Aerial views of the French military installation at Vinh-Yen. A sign:' Vinh Yen' painted on roof of building to be easily seen from the air. A French sentry stands on the roof of a building. The French political official and military officers confer. The official and his French military entourage visit the royal compound in Laos. Several small Laotian flags with the elephant symbol on them are seen on front of building. The Laotian military escorts take off their shoes at the entrance. The French official and military walk on a road. Laotian children line both sides of the road waving small flags.
A U.S. Navy training film titled 'The Airship Fundamentals, Principles and Operations' on the working of airships. View of a sea in the United States. Anti submarine search is a problem. An airship can search enemy submarines in the ocean. A submarine underway. An airship in flight overhead. 'US Navy' written on the airship. It consists of anti submarine devices. Interior of the airship. A man looks through an instrument. A crew inside the airship.
From a U.S. Navy training film in the United States on the working of airships. Explanation of aerostatics and fundamental principles of an airship is given. They are explained with the help of a balloon. Men aboard the balloon. The balloon ascends. The upward and the downward movement of the balloon is explained. An airship is like a free balloon. Functions of rudder, elevators and other parts of an airship are explained. Helium is used to inflate the envelope of the airship. Men work nearby.
From a U.S. Navy training film in the United States on working of airships. A diagram of an airship. The envelope of the airship consists of helium and air. The pressure of outside air becomes less when helium is filled in the envelope. As helium expands, air is released through air valves. In the same way, when the pressure of outside air increases, then helium is released. If proper pressure is not maintained, the airship can loose its shape. Animation shows the working and functions of the airship. The ascent of an airship. The process of the escape of gas is also explained.