UNLV Libraries Digital Collections: Results

1. Dump trucks on temporary dike in front of portals of diversion tunnels no. 3 and...	2. Six Companies' power shovel dumping dirt in dump truck in diversion tunnel at Hoover Dam...	3. Construction near the upper portals of diversion tunnels no. 1 and no. 2
4. Electric shovel loading rocks into dump truck	5. Worker sitting in dump truck being loaded by power shovel	6. Dump truck unloading debris during construction of muck disposal road
7. Construction crews in Boulder Canyon.	8. Dumping materials at temporary pile bridge to complete diversion of the Colorado River.	9. View of switchyard at Hoover Dam site
10. View of construction on roads around the Arizona spillway	11. Construction on the power houses viewed from the valve house catwalk	12. Panorama view, showing Six Companies Inc. work on the Arizona side of Black Canyon Highway.
13. Construction on the Arizona power house	14. View of mixing plant	15. Hoover Dam -- outlet works
16. Construction of Hoover Dam diversion tunnel	17. Construction workers inside Hoover Dam diversion tunnel	18. Construction of Hoover Dam
19. Early stages of construction of Hoover Dam

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