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Michael A Hiltzik

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1 segment
18:30

A Concrete 'Colossus': The Hoover Dam At 75.

When the Hoover Dam was finished in 1935, it was three times larger than any other dam on the planet. Journalist Michael Hiltzik examines the humongous engineering achievement — including how the Hoover Dam was conceived, designed and built — in a new book, Colossus.

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