United States LVT-N-2 Loon 777 and 785 missiles prepared and launched in United States. A Loon missile hoisted in a sling is taken on board. Men attach beacon antenna check line to the wing of the missile. Men check out rig and rockets. They attach air pressure lines. Man uses link meter on check. Final securing of covers and wing support by men. A man makes final checks on radio.
United States LVT-N-2 Loon 777 and 785 missiles launched in United States. A Loon missile on a sled aboard a United States Navy submarine Cusk. Missile launched and in flight. A part of the missile falls in the sea and missile cruises ahead.
United States LVT-N-2 Loon 777 and 785 missiles prepared and launched in United States. Hangar door opens aboard a vessel. Rails between hangar and launching ramp lay. Men remove missile wings and Loon 785 taken out of the hangar. Men install wing spars and make other preparations before launching the missile. Air spark, control circuit and rocket squib tested. Loon ready to be launched aboard United States Navy submarine Cusk. Missile takes off. While in flight a part of missile detaches and falls into the ocean. Cusk crash dives in water after the launching of the Loon missile.
American Legion "Boy's Nation" visiting group of young men enters State Department auditorium from foyer. A sign on the building reads "Department of State, 320 Twenty-First Street. N.W." Secretary of State George Marshall leans against the auditorium stage, with the young men seated on the stage, behind him. The "Boy's Nation" members all wear identification buttons on their lapels. They pose for several photographs. An audience is in the seats of the auditorium.
Harry S. Truman takes oath at office of United States President. Chief Justice Harlan Fiske Stone swears him as the President. He traces the rise of Truman to the highest office of the country, his birth place, life as a soldier and service during World War I and II. Election as Senator and Vice President to Franklin D. Roosevelt. Inaugural address to the congress and role during the World War II.
Highlights Harry S. Truman's role after World War II. Truman addresses a large audience. Truman eats his meal aboard cruiser Augusta.