Date: | 02 22 1919 |
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Description: | Workers using a steam shovel to dig a "borrow pit" for the no. 2 mine. The shovel is loading soil onto a rail car on a narrow gauge railroad track. Benham ... |
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: | 01 08 1959 |
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Description: | Work on the new Tenney Park lock and dam is progressing on schedule. A temporary spillway (not shown) has been built to divert the Yahara River from the co... |
Date: | 07 16 1928 |
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Description: | Elevated view of men standing near a steam shovel and International Excavating truck. There is a river in the background. |
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