Oral history interview with Ray Ruff conducted by Scott Benjamin on March 13, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Ruff discusses moving to Las Vegas, Nevada from Chicago, Illinois in 1954. Ruff also discusses his employment and the environment at the Desert Inn Hotel. Ruff later discusses golf and Las Vegas politicians.

Oral history interview with Helen D. Newman conducted by Keri Morgan on March 11, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. Newman discusses her early life and why she moved to Las Vegas, Nevada. She discusses changes in the city from housing developments to growth in education due to the construction of additional schools and the University of Nevada, Las Vegas. She also discusses the construction of new hotels and resorts. Newman later describes the growth of the Girl Scouts in Las Vegas.

Oral history interview with Barry Holt conducted by Lee LaVecchia on February 11, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Holt talks about the history of Southern Nevada. He specifically talks about the major changes in Southern Nevada since the 1930s, the Great Depression, and the changes in mode of transportation in Las Vegas, Nevada. Mr. Holt speaks about the differences between growing up in Las Vegas in the fifties and sixties compared to how his children are growing up at the time of the interview. He also discusses education and the religious community in the city.

Oral history interview with Bernice Johnson conducted by Dan Buress on February 21, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. Johnson discusses her personal history and her reasons for moving to Las Vegas, Nevada. Johnson describes moving between Southern California and Las Vegas while her husband worked for the railroad company. The interview concludes with Johnson recalling her memories of the Von Tobel family and the rapid population growth in Las Vegas after the construction of the Nevada Test Site.

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 Marguerite Segretti conducted by Tommy Rendano on February 24, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Segretti discusses her personal history and life in Las Vegas, Nevada. Segretti discusses her career as the Clark County Democratic Central Committee Chairman, a position which she was serving in at the time of the interview, and politics on the local and national level. Segretti describes how Las Vegas has changed and expanded, life in Las Vegas, and the presence of religion in Las Vegas. Segretti also discusses sex work and prostitution in Las Vegas and the rest of Nevada, as well as misconceptions people have about the city.

Oral history interview with Harry F. Spargo conducted by James M. Greene on October 14, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Spargo discusses his career as a miner. Spargo describes life as the son of a miner before following in his father's footsteps, becoming a miner himself, and working in the mines of the American West. Spargo goes on to describe arriving in Goldfield, Nevada in 1911, before moving on to other areas in Nevada mining precious metals for various companies.