A documentary shows a United States official explaining about the first U.S. submarine 'Turtle' with the help a picture in the United States. He explains the functioning of the submarine pointing at its picture with a stick in hand. He points at a lever in the front and a bomb at the other end of the picture. A chart explains that 1 pound of uranium is equal to 2,600,000 pounds of coal. Another chart shows batteries of the submarine. A picture of the RMS Queen Mary. A diagram on the chart shows the amount of air required to burn oil. A woman assistant removes the charts from a table.
A United States ship departs from a dockyard in Shanghai, China. Three officers move towards the ship deck. They remove their hats. Sailors working in the background. Gun barrels on the battleship. A small boat in the foreground as the battleship departs.
United States conducts nuclear tests for Operation King at Enewetak Atoll (sometimes spelled Eniwetok or Eniewetok) in the Marshall Islands. Footage of King test, which involved a prototype of a Mk 18 Super Oralloy bomb ("SOB") dropped by a B-36H bomber. Broken clouds in sky. Whiteness of blast from atomic bomb obscures the area. Shock wave spreads over the water, the mushroom cloud with its thin trunk extends up from the water, top of the cloud becomes very white. Mushroom cloud churns up further skyward.
Eight United States Army (EUSA) for the psychological warfare (Psy War) in Seoul, Korea during the Korean War. Psy Warfare building of EUSAK (Eight United States Army in Korea). A soldier enters the building. A bomb with an inscription 'G-3 Psy War'. Soldier artists work on a new poster. A clerk gives a paper to a girl at a Chinese typewriter and she types.
Eight United States Army (EUSA) for psychological warfare (Psy War) in Seoul, Korea during the Korean War. A sign reads ' Air Section Psychological Warfare, G-3 EUSAK'. Inside a building the Koreans wrap propaganda leaflets in packages and attach fuses. They carry the packets and load them into a truck.
Eight United States Army (EUSA) for psychological warfare (Psy War) in Seoul, Korea during the Korean War. A view through the open doors of a United States Air Force C-47 Skytrain as it takes off from an airfield. Two pilots in the cockpit. A hand on the controls. A Korean leaflet 'Kicker' studies a map aboard the aircraft. A view through the doors of an aircraft as it flies over mountains. A Korean in the aircraft throws packages of the leaflets out. He places some of the leaflets in a tube along the side the door. Back at the airfield, the 'Kicker' comes off the plane. He looks at his cap.