Oral history interview with Mary R. Stout conducted by Greg Rowland on February 20, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Stout discusses her personal history and living in Boulder City, Nevada. Stout describes living in "Ragtown," a makeshift settlement for workers constructing Hoover Dam (Boulder Dam) before Boulder City was established. She also describes her father's duties as a pipe fitter while working on the construction of Hoover Dam (Boulder Dam) and how Boulder City has changed and evolved. Stout concludes by talking about nuclear weapons tests, her careers, and gambling in Boulder City.

Oral history interview with Therese Courture Thomas conducted by Roberta F. Zaplatilek on February 29, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Thomas discusses her family history and arriving to Boulder City, Nevada in 1930. Thomas describes housing in Boulder City and explains that people needed to build their own homes in the 1930s. She then discusses prostitution becoming illegal in Nevada, the Helldorado Parade, and the construction of Hoover Dam (Boulder Dam). Lastly, Thomas recalls how her musical career began and entertainment in casinos.

Oral history interview with Laurence Ullom conducted by Cathy Pickins on March 04, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Ullom discusses Las Vegas, Nevada history involving World War II, atomic bomb testing, and Helldorado Parade. Ullom also gives insight on the construction of Boulder (Hoover) Dam.

Oral history interview with Joylin Vandenberg conducted by Charlie Bloom on February 09, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Vandenberg discusses life in Las Vegas, Nevada. Vandenberg then describes the plane crash that killed Carole Lombard, the opening of Boulder (Hoover) Dam with President Franklin D. Roosevelt, and the atomic bomb tests. Vandenberg later discusses the changes in Las Vegas, specifically the increase in pollution, population, and casinos.

Oral history interview with Nadean L. Voss conducted by Laura Bell on March 03, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Voss discusses her personal history and the history of Boulder City, Nevada. Voss describes moving to Boulder City in 1933 and what life was like in the city. She also describes the construction of the Hoover Dam (Boulder Dam), visiting the growing Lake Mead, and how Boulder City has changed. Voss goes on to discuss her career working for the Bureau of Reclamation and desert wildlife.

Oral history interview with Wilfred Voss conducted by Ann Chetelat on March 02, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Voss discusses his personal history and employment experiences. He goes on to describe his employment at the Hoover Dam (Boulder Dam) as a laborer and recalls the construction process. Voss then discusses his involvement with the Masonic Lodge in Boulder City, Nevada.

Oral history interview with Roy Waite conducted by Dale Haley in approximately 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Waite begins by discussing his athleticism, being a part of the first basketball team in Las Vegas, Nevada, and his general store in Bunkerville, Nevada. Waite lists the different social organizations and boards he was affiliated with, describes the arrival of the railroads, and the ranch he used to own near Bunkerville. He talks about the construction of Hoover Dam (Boulder Dam) and how Southern Nevada has changed socially and environmentally. Waite also discusses smelting lead for bullets and relocating Native American remains away from a grave site that would be submerged by Lake Mead.