Search for all of "Black Canyon", all of "Roads", 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. Aerial view of Hoover Dam, looking downstream from the Arizona side of Black Canyon
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4. Future Hoover Dam reservoir area seen from Black Canyon
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5. Rock blasting in Black Canyon
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6. Panorama view, showing Six Companies Inc. work on the Arizona side of Black Canyon Highway.
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7. Looking downstream on the Colorado River running through Black Canyon prior to construction of Hoover...
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8. Construction on the Arizona spillway and the no. 4 penstock raise in Black Canyon
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9. Construction of Hoover Dam
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10. Aerial view of the future site of Hoover Dam
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11. Hoover Dam construction site
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12. Construction of the highway which will cross the top of the dam
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13. View of Hoover Dam construction, early stage
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14. Low level concrete mixing plant seen from the Arizona side of the Colorado River
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15. Blasting on the Arizona side of the cableway bench excavation
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16. Construction on the Arizona spillway
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17. View of construction on roads around the Arizona spillway
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18. View of Hoover Dam from the Nevada side, showing the dam, the intake towers, spillways,...
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19. Aerial view of Hoover Dam, looking upstream on the Colorado River
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20. View of Hoover Dam from the downstream side of the Colorado River
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21. Colorado River -- Beginning construction -- Hoover Dam
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22. Colorado River -- Hoover Dam site
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23. Preliminary construction at Hoover Dam site
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24. Hoover Dam construction
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25. Colorado River, early stages of dam construction
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26. Hoover Dam construction equipment
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27. Hoover Dam construction
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28. Hoover Dam construction
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29. Early stages of construction of Hoover Dam
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30. Aerial view of Colorado River
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31. Aerial view -- Hoover Dam construction
 

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