Search for all of "Black Canyon", all of "Construction Equipment", all of "Black Canyon ariz And Nev"

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1. Building Black Canyon Highway to Hoover Dam site
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2. Arizona Black Canyon highway consruction
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3. Black Canyon prior to dam construction
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4. Black Canyon during dam construction
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5. Bucket skips being filled with "muck" from the deep inner gorge of Black Canyon.
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6. High scalers preparing anchorages in Black Canyon
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7. Floor of Black Canyon
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8. Aerial photo of Hoover Dam construction site
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9. Black Canyon
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10. Construction on the Arizona spillway and the no. 4 penstock raise in Black Canyon
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11. Aerial view of the Hoover Dam construction site in Black Canyon showing the upstream dam...
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12. Crews and equipment in Black Canyon at dam site
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13. Looking up Hoover Dam during construction of the diversion tunnels
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14. Construction crew at bottom of Boulder Canyon
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15. Concrete pouring forms on the Hoover Dam construction site seen from downstream
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16. One of the construction sites in Boulder Canyon.
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17. Dragline loading gravel into railroad side dump cars
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18. High scaling operations
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19. Hoover Dam construction site, looking upstream
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20. Hoover Dam site, looking downstream
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21. First concrete in Hoover Dam
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22. Hoover Dam, looking upstream
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23. Hoover Dam, looking downstream
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24. Hoover Dam construction, looking upstream
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25. Hoover Dam construction, looking upstream
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26. Hoover Dam construction, looking upstream
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27. Hoover Dam construction, looking upstream
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28. Hoover Dam construction, looking upstream
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29. Hoover Dam construction, looking upstream
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30. Hoover Dam construction, looking upstream
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31. Hoover Dam construction, looking upstream
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32. Hoover Dam construction, looking upstream
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33. Hoover Dam under construction
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34. Dragline loading gravel
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35. Panoramic view of the Upper Cofferdam, looking downstream
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36. Construction workers on cliffs in Boulder Canyon.
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37. Construction of the bases of the Arizona intake towers
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38. Arizona intake tower derrick.
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39. Construction on the Nevada intake towers
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40. Construction on the upstream face of Hoover Dam
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41. View taken looking upstream on the Colorado River of the Hoover Dam construction site
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42. Construction of the Arizona power house foundations
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43. Construction on the foundation of the Arizona power house
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44. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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45. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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46. Aerial view of the Hoover Dam construction site, looking upstream on the Colorado River
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47. Construction on the Nevada intake towers
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48. Construction on the Arizona intake towers and spillway
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49. Construction on the Nevada power house
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50. Construction on the power house footings
 

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