Archival objects in this container: Railroad Pass near Boulder City, Nevada, looking south: photographic print and negative, approximately 1932 Six Companies, Inc. bridge over the Colorado River: photographic print, approximately 1932 Nevada-California Power Company switchyard, southern Nevada: photographic print, approximately 1932 to 1933 Kingman Wash, southern Nevada with Fortification Hill in the background: photographic print, approximately 1932 Hemenway Wash, southern Nevada: photographic print, approximately 1932 Road through Hemenway Wash, southern Nevada: photographic print, approximately 1932 Colorado River lookout point: photographic print, approximately 1932 Black Canyon, southern Nevada, looking west: photographic print, approximately 1932 Black Canyon Highway overlooking Hemenway Wash, southern Nevada: photographic print, approximately 1932 View of Black Canyon entrance showing the United States Construction Railway, southern Nevada: photographic print, approximately 1932 The Colorado River upstream from Black Canyon, southern Nevada: photographic print, approximately 1932 View of Colorado River flowing into Black Canyon, southern Nevada: photographic print, approximately 1932 The Colorado River upstream from Black Canyon, southern Nevada: photographic print, approximately 1932 View of Colorado River flowing into Black Canyon, southern Nevada: photographic print, approximately 1932 Hemenway Wash, southern Nevada, desert area: photographic print, approximately 1932 The Colorado River above Black Canyon, southern Nevada: photographic print, approximately 1932 View of Black Canyon, Arizona side: photographic print, approximately 1932 View of Fortification Hill, southern Nevada: photographic print, approximately 1932 View of Fortification Hill, southern Nevada: photographic print, approximately 1932 View of Black Canyon, Arizona side: photographic print, approximately 1932 View of Black Canyon, Arizona side: photographic print, approximately 1932 Top of Fortification Hill, southern Nevada: photographic print, approximately 1932 Ground-level view of the Colorado River running through Black Canyon, southern Nevada: photographic print, approximately 1932 Ground-level view of the Colorado River running through Black Canyon, southern Nevada: photographic print, approximately 1932 Ground-level view of the Colorado River running through Black Canyon, southern Nevada: photographic print, approximately 1932 Load More