Date: | 04 13 1912 |
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Description: | Workmen operating a steam shovel loading gravel into electric rail cars during construction of the power dam. |
Date: | 07 18 1913 |
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Description: | Workers and a boy, Edgar Walch, posing on and around a steam shovel in the quarry at Eagle View Bluff. Edgar's father, Engelbert Walch, owned the steam sho... |
Date: | 1931 |
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Description: | Men drive an International truck up a dirt road along the Colorado River during the construction of the Hoover Dam in Black Canyon. There is a steam, or po... |
Date: | 04 02 1959 |
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Description: | Water flows through a diversion channel around the Tenney Park lock and dam construction site. A man is standing in the foreground and pointing towards men... |
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