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Already experiments left on the moon were sending back revealing new information. The mission was successfully completed. The eagle had landed the first men on the moon and columbia had returned them safely to the earth. Whatever mans journey tomorrow across the ocean of universe history will remind him that apollo 11 was mankinds First Encounter with a new world. Up next on American History tv the story of the construction of the hoover dam. That will be fold by a 1960 interview with Herbert Hoover who discusses his life beyond presidency. And later u. S. Army captain William Johnston on his ...

The u. S. Government began this construction on hoover dam in 1931. The project employed over 21,000 workers. It was completed two years ahead of schedule. In 1955 department of the interior film about the planning and the building of hoover dam. The story explains the engineering feat necessary for construction and promotes economic and recreational benefits provided by the structure. Build a dam in the wilderness and the world will beat a path to it. For many centuries, this was a lonely canyon unseen and untouched by man, scorched by a desert sun, scolded by an angry river slashing its way ...

Served municipal and industrial needs of the pacific southwest, generate hydro electric energy and provide various other multipurpose benefits. The clear waters have opened up the fast, new recreational fish and wildlife Vacation Land for america. Picnic, go boating, swim, fish, and enjoy these important out door recreation products. Hoover dam worked around the clock to serve water and power needs. Falls over 500 feet through the spin stocks to spin the giant turbine wheels and then discharge to the river. This action is completed at downstream dams. Transformers step up hoover dam voltage as...

They removed temporary slabs over the relief valve outlets. Liners assembled in these opens were set in concrete. The turbine scroll case sections were lowered into the pit. Sections were levelled, bolted together and aligned. The completed scroll case was then anchored in concrete. Later the turbines water wheel attached to the bottom end of the shaft was installed inside the case. The butterfly valve was assem e assembled on the generator floor and later connected between the feeder pin stock and the turbine scroll case. Meanwhile the generators two main parts took form. Steel lamination pla...

Miles an hour. President richard nixon, who had talked with the astronauts by telephone while they were on the moon, was waiting aboard the recovery carrier to welcome the returning voyagers. Kfin the president later expressed the nations response to this historic mission. Some way when those two americans stepped on the moon, the people of this world were brought closer together. That it is that spirit, the spirit of apollo, that america can now help to bring to our relations with other nations. The spirit of apollo transcends geographical barriers and political differences. It can bring the ...