Archival objects in this container: Navajo Native Americans making a sand painting, undated Navajo Native American Chief in full regalia and a Native American woman, undated Navajo Native American silversmith working, undated Pueblo Native American pottery maker surrounded by her work, undated Native American ceremonial dancers, undated Navajo Native American family posing outside their house with a rug they weaved, undated Hopi Native Americans making baskets and pottery, undated Boulder City, Nevada looking southeast from Nob Hill, approximately 1932-1933 Wilbur Square Park in Boulder City, Nevada, approximately 1937-1938 Boulder City, Nevada looking southeast from Water Tank Hill, 1937 Nevada Boulevard in Boulder City, Nevada looking northeast towards the Bureau of Reclamation Administration Building, approximately 1931-1939 Hoover Dam Service Bureau and theatre, Boulder City, Nevada, approximately 1930-1939 Hoover Dam Service Bureau and theatre, Boulder City, Nevada, approximately 1932-1939 Dog named "Nig" that was adopted as a mascot by the workers at Hoover Dam, approximately 1931-1936 Babcock and Wilcox Company steel plant near Hoover Dam, undated Pipes manufactured by the Babcock and Wilcox Steel plant near Hoover Dam, undated Pipes manufactured by the Babcock and Wilcox Steel plant near Hoover Dam, undated Visitors' gallery inside the Hoover Dam powerhouse packed full of people, approximately 1937-1939 First unit to generate power for Hoover Dam, approximately 1936 Worker transportation vehicle for Hoover Dam workers, approximately 1931-1935 Postcard advertising a souvenir cable section paperweight of the Hoover Dam-Los Angeles power line, approximately 1936-1939 Water discharge from both Arizona and Nevada canyon wall outlets viewed from the Hoover Dam, approximately 1931-1936 Water discharge from both Arizona and Nevada canyon wall outlets viewed from the Hoover Dam, approximately 1931-1936 Arizona spillway and bridge at the Hoover Dam, 1935 Upstream face of Hoover Dam showing intake towers and Arizona observation point, approximately 1936-1939