United States Army Air Service (USAAS) Douglas World Cruiser (DWC) fly over a mountainous region in the United States. Three DWCs take off. A small crowd in the foreground. Six DWCs in flight. American flag flies from a flagpole. A DWC flies over hangars and lands in an open field. Two DWCs fly above scattered clouds. A cloud layer between mountain oaks. The wing of a Airco DH-4M airplane is visible. A DWC flying over a mountain range. Two DWCs fly over a mountain range. Three DWCs in flight over Seattle, Washington. Views of the Columbia River. USAAS Airco DH-4M in flight over Seattle River. A DWC in flight. Mt. Shasta in the background. Views of Seattle as an airplane ( Airco DH-4) performs barrel rolls over the city. Aerial views of heavy smoke rising from a forest fire in a mountainous region.
Training of U.S. Army Air Force gunners in the United States. United States aerial gunners do physical exercise. The gunners are blind folded. They disassemble and reassemble weapons. A gunner boards an airplane with a gun. The gun is equipped with a camera. Airplanes in flight showing aerial combat.
Demonstration of areas mined, characteristics of mines and types of mines used by a Minesweeping Boat (MSB) underway off the shore of the United States. A mine sweeping boat underway in an ocean. Animation depicts: the areas which are mined including rivers, harbors, channels, coastal waters and ocean areas. Moored mines and bottom mines are used. Moored mines are held at predetermined depth and bottom mines rest on the sea floor. Mine characteristics include contact and influence mines. Moored mines are of either type. All bottom mines are influence types which includes magnetic, acoustic, pressure or combination of these. Demonstration of damage range is shown. The United States flag flutters in wind from the mast of a ship. Modern types of minesweeper includes Ocean Minesweeper (MSO), Coastal Minesweeper (MSC), Harbor Minesweeper (MSB) and craft type used for shallow minesweeping.
Memorial services for the U.S. Navy nuclear fast attack submarine Thresher (SSN-593) at Portsmouth Naval Shipyard,United States. Crew of a United States Navy Lockheed P2H Neptune aircraft stand in a group in front of the aircraft. Engine revs up. Plane director directs the landing of the DH43D helicopter. Chaplain removes a wreath made in shape of the U.S. Navy nuclear fast attack submarine Thresher (SSN-593) from the helicopter. The wreath is carried toward the aircraft and handed to one of the crew members of the P2H aircraft . Chaplains and member pose with the wreath. Crew member sets the wreath in the P2H aircraft for dropping over the area where the USS Thresher sank.
The 50-hours inspection of the ignition and electrical system of USAAF B-24 Liberator heavy bomber aircraft at an airfield in the United States. Men exercise on the field. An animated diagram of human skeleton and United States Army Air Forces B-24 Liberator heavy bomber aircraft. The B-24 heavy bomber aircraft takes off. The aircraft in flight over grasslands. The B-24 parked at the airfield. The crew members start the 50-hours inspection of ignition and electrical system of the aircraft. An electrical specialist tightens the elbow terminals and nuts of the hammering engines. The specialist checks the chamber and slides wires and makes sure they are not worn. He checks the cable for security of mounting. After inspecting all the wires and harness, the specialist checks other attachments. He examines the switch lead and removes cover from booster coil. The signals for operation test on cover plate switch board flow smoothly, so the specialist gives an 'OK' signal. During the electrical inspection: the specialist notes the operation of the battery disconnect relay. A man in the cockpit operates the battery switches. The specialist signals in the cockpit and replaces canvas covering. He checks battery insulation for proper security of connections. The specialist makes the hydrometer test with electrolytes and removes the sump and cleans it with soda water bath and neutralize acids. He checks the proper connection of accessible electrical leads and also checks the landing lights and examines the inter cooler shutters in the cockpit. The specilaist checks the generator for security of mounting and makes sure that the brushes are in good condition. He tests the oiling and cooling blast connection.
Agriculture Secretary urges home canning in the United States. Clinton Presba Anderson,United States Secretary of Agriculture, addresses the nation and urges all families to can food for use in winter.
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