Texas officials at launching of USS Houston (CA-30) (originally designated CL-30) at Newport News Shipbuilding & Dry Dock Company. Elizabeth Holcombe, daughter of Houston's former Mayor, Oscar Holcombe, with bouquet of flowers. She is seen again on a platform, holding the flowers and a bottle of champagne, standing next to Governor Byrd of Virginia, who actually swings the bottle to christen the ship. A formation of U.S. Navy Vought O2U-1 corsair floatplanes is seen flying over U.S. flag in foreground. Large crowd gathered for the ceremony. USS Houston slides down the ways. USS Houston underway in the water.
United States and foreign officers attend the Command and Staff College at Fort Leavenworth, Kansas.
Tyndall Field Tactical School of the Air University. Aircraft in formation. Pilots discuss a map at an airfield. Interiors of school show officers studying and participating in simulated missions. Students gathered around search radar on tower.
Documents the excavation and construction of the Boulder Dam (Later named Hoover Dam). Boat in a river at the Black Canyon. A man points to the map of United States. Water floods in agricultural district. River in a deep valley between cliffs. Map points out Black Canyon of the Colorado River, on the border between Arizona and Nevada. Deserts of South West. Excavating mountains by truck. Cargo train runs on track. Men work in factories. Industrial equipment. Engineers and surveyors at construction site. Small town (Boulder City) built to house employees. Various buildings of town. Building housing the officers of Pacific administration. Traffic on street and gardens outside houses. White cottages in town. Cooks prepare food in kitchen. Men served in large dining hall. Passenger trucks loaded with workers, moves for dam site. Workers leave trucks at dam site.
Early period construction of Hoover Dam. Black Canyon shows river in deep valley between cliffs. Man and materials transferred on Catwalk Bridge. Rocks blasted to make ways. Tunnels excavated in mountains by men. Men bore holes in mountain. Man work on steel rods. Trucks loaded with rocks move up the road on mountain. Trucks dump rocks. Tunnels are aligned with concrete after excavation. Men work with equipment. Rocks on top of the cliffs blasted. Men engaged in drilling and handling explosives. Workers transported through cables suspended between cliffs. Men drill holes in Canyon walls. Holes are blasted. Men suspended from cliff-top. River is diverted toward tunnel. River flows into tunnel. Trucks dump rocks. Excavation vehicles used at construction site. Shovel excavator in operation. Dump trucks are driven. Roads carved in mountains to transport men and material. Rock surfaces prepared for the reception of concrete.
Construction of Hoover Dam shows a large tractor crane operating. Crane shovel picks up a scoop of sand and gravel from ground. Cargo train crosses a bridge over river. Equipment processes raw materials. Raw material is dumped into hopper from where material is conveyed into plant over belts. Equipment operates. Washing of gravel and sand. Sand and gravel loaded into rail car for transportation. Train loaded with raw material moves on track. Concrete mixing plant equipped with heavy machines. Railroad cars used to transfer material. Men work with pneumatic pump. High level concrete mixing plant shows an operator besides equipment which controls the proportion of concrete ingredients and maintains graphic control. Man at control deck of plant operates the equipment. Raw materials on conveyor belt are dumped into rotary motor. Materials transferred by electric trains. High capacity dump trucks are used. Buckets loaded with materials are transferred by electric trains. Aerial cable ways used to transfer material.
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