The Frank C. "Doc" Jensen Photograph Collection (approximately 1920-2005) is comprised of one black-and-white photographic reprint and copy negative of Frank Jensen standing near the partially-constructed Hoover Dam (Boulder Dam) and a photographic negative depicting Jensen in a naval dress uniform standing in front of a wall that indicates height.

The Florence DeVinney Krolak Photograph Collection (approximately 1930-1979) contains photographic prints of the Casino Monte Carlo in Monaco, the Boulder (Hoover) Dam with local dignitaries, and Harley E. Harmon and Frank DeVinney (Clark County Assessor). The collection also contains one publicity photograph of Neil Diamond and some images have corresponding negatives. Frank DeVinney was an assessor for Clark County, Nevada.

Oral history interview with Henry E. Wellman conducted by Rebecca Rounds on March 14, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Wellman discusses his personal history and the history of Boulder City, Nevada. Wellman describes the construction of Hoover Dam (Boulder Dam), being a laborer working on the dam, and life in Boulder City during the 1940s. He talks about the United States government selling housing and land after the completion of Hoover Dam and how Las Vegas, Nevada has changed and expanded. Wellman also discusses the legalization of alcohol in Boulder City.

Oral history interview with Alfred Baker conducted by Blanche Uekling on April 04, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Baker discusses Las Vegas, Nevada general history, including the Boulder (Hoover) Dam.

Oral history interview with William Nickell conducted by James Greene on January 07, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Nickell discusses his job at the Boulder (Hoover) Dam and his life in Boulder City, Nevada.

Oral history interview with Leo Dunbar conducted by Connie Degernes and Helen Littleton on February 24, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Dunbar discusses the construction of Boulder (Hoover) Dam.

Boulder Dam: The Pictorial Record of Man's Conquest of the Colorado River (1937) is a public service announcement film produced by the U.S. Bureau of Reclamation about the construction of the Hoover Dam in Boulder City, Nevada in the 1930s. Included in the collection is the original 35mm black-and-white film that was shown at the Boulder Theatre in Boulder City which was owned by donor Myron Jones's family from 1959 to 1970.