Search for exactly "Dam construction"

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1. Photograph of water pumps for Hoover Dam construction, circa 1931
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2. Letter from R. L. Adamson (Los Angeles) to F. H. Knickerbocker, August 18, 1931
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3. Photograph of Rockwell family members at the Colorado River near the Hoover Dam construction site,...
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4. Photograph of Hemenway Wash and Colorado River from Highway 93, Clark County, circa 1929
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5. Photograph of a group of people next to the Colorado River at the south end...
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6. Photograph of water clarifier tank at gravel plant in Hoover Dam construction, March 19, 1932
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7. Aerial photograph of Black Canyon, Colorado River and Boulder City location before dam construction, 1920s
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8. Photograph of steamshovel working on the road to the Hoover Dam construction site, circa 1931
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9. Report, Description of flood control problems of the Meadow Valley Wash and Muddy River Water...
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10. Report about flood control in Virgin and Moapa Valleys
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11. Report, Flood control and soil conservation in southern Nevada
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12. Photograph of water pump in Colorado River used for upper concrete batch plant, circa 1931
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13. Photograph of a man surveying the Colorado River from a boat in Black Canyon, circa...
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14. Aerial photograph of Las Vegas looking west, 1945
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15. Aerial photograph of Las Vegas looking northeast, circa 1931
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16. Photographs of prayer dedication of the Boulder Dam site, circa 1931
 

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