Dramatization shows how one defective walkie-talkie can impair battle plans, United States. Troops battle on a Pacific Island in World War II. Soldiers move into action and fire artillery. Task Force team in manned radio operations room. Soldier talks on radio device from the island to headquarters. Soldiers move into building for counter attacks. Soldiers try to make contacts with headquarters. They fail to make contact as defective radio fails. Soldiers kneeling on island. Explosions and smoke rise. Shows Under-Sec. of War, Robert Porter Patterson; Chief of Services and supplies, Brehon Burke Somervell and Chief of signal officer, Olmstead in their offices. Walkie-talkies are rush-ordered for the invasion. Radios are being made in factory. American workers work on assembling of walkie-talkie instruments. A careless worker produces a defective set. Walkie-talkies are sold.
Test film with blue background, includes an instruction to 'Please adjust your sound level and focus picture properly before audience showing'
A film 'The Story of Hoover Dam' shows how proposal of the dam is passed in the United States. A sign reads 'A Modern Civil Engineering Wonder of The United States'. Aerial view of the Hoover Dam. Automobile traffic across the top of the dam. Architecture of the dam. People enter onto dam to see reclamation project and listen to the story of Hoover Dam. View of Black Canyon. Animated map of geographical climate of the Colorado River. Views of mountains and flooded water. Dried crops and bare trees due to raging waters of the river. A wind mill seen. Proposal of construction of Hoover Dam comes in the House of Representatives of U.S. Capitol for Congressional approval to regulate and control the Colorado River, in 1928. View of President Calvin Coolidge addressing Congress in the U.S. Capitol in 1928. President Herbert Hoover in his office in the White House in 1930, signs the bill of appropriation for construction of the dam.
Construction of the Hoover Dam in the United States. Civil engineers at the dam site. Views of dam site, and reclamation engineers rush towards the dam site for investigation. Engineers remove rock by placing dynamite. The construction underway. Explosions rise. Views of four diversion tunnels, two on each side (the Nevada side and Arizona side). Front end loader remove dirt and load onto dump truck. Engineers wok in the tunnel. Engineers climb rope suspended from the canyon wall. In November 1932, the Colorado river is diverted. Trucks carry construction material and engineers at work during construction of the dam. Clip is from a production narrated in 1962.
Reclamation projects in the United States. Colorado River forces its water into Lake Mead. Views of the Lake Mead. Automobile traffic across the top of the dam. Sail boats at the river. People enjoy their vacation by boating, water skiing, swimming and fishing at reclamation projects. Diversion tunnels of the dam. Animated diagram of Hoover hydroelectric power plant. Workings of transformers, towers and power units. The river flows along dam. Electricity is generated. Water flows from pump.
Hoover Dam in the United States. Farmers grow crops by Hoover Dam water. A man plucks fruits from a tree. A man drives a tractor loaded with cartons. Farm machinery transport food product at factory and then transfered on conveyor. Views of the Hoover Dam. Engineers at dam site.
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