Three volume set of a photographic record of the Hoover Dam Project, Nevada, 1931-1935, published by the Six Companies Corporation. These photographs are black and white and depict various stages of the Hoover Dam construction, including dam building sites, construction machinery, construction workers and government officials at ceremonies conducted throughout the progression of the Hoover Dam’s construction. These volumes belonged to Mrs. William H. Wattis and were donated to Weber State University by Dorothy Bowman Hetzel, 1990.