Oral history interview with Louise Riley conducted by Bryan Neel on March 27, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Riley discusses her life after moving to Boulder City, Nevada in 1946, and later moving to Las Vegas, Nevada. Riley describes dates with her husband on the Las Vegas Strip, which included visiting clubs or watching Liberace perform. Riley also discusses her husband's job as an accountant at the Hoover (Boulder) Dam, as well as briefly discussing her experiences viewing nuclear weapons tests.

Oral history interview with Albert Risley conducted by his granddaughter, Wendy Dalmas, on February 27, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Risley discusses the development of Boulder City, Nevada after his transfer there from Denver, Colorado in 1944. Risley discusses creating a point-based system which was used to assign housing to government employees based on their status and needs. Risley describes life in Boulder City during World War II, and the nearby U.S. Army camp, Camp Williston, which was established to protect Boulder (Hoover) Dam during the war. Risley also describes observing nuclear weapons tests and his later career as a Contracting Officer and Procurement Officer for the Lower Colorado Region after being promoted in 1971.

Oral history interview with Jack Ruggles Sr. conducted by Donald Parker on March 15, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Ruggles describes moving to early Boulder City, Nevada in 1931 as a child due to his step-father's supervisory job at the Hoover (Boulder) Dam. Ruggles describes life in Boulder City and later becoming a construction worker and helping to build the Basic Magnesium Plant in Henderson, Nevada. Ruggles goes on to discuss his career and experiences as a police officer in Las Vegas, Nevada. During the discussion of his career as a police officer, Ruggles describes his participation in maintaining racial segregation in casino properties for casino owners.

Oral history interview with James "Sailor" Ryan conducted by Perry Kaufman in 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Ryan discusses moving to Nevada from Montana in 1935. Ryan describes his career as a construction laborer for the Hoover Dam (Boulder Dam) as well as later positions in construction. Ryan also details his involvement in politics and his position in the Nevada Assembly. Lastly, Ryan discusses gambling and the growth of Las Vegas, Nevada.

Oral history interview with Helen Jensen, Esther Faircloth, and Helen Rosati conducted by Claytee D. White on October 25, 2005 for the UNLV University Libraries Oral History Collection. In this interview, Jensen discusses her early life and arriving to Las Vegas, Nevada in 1923. She remembers the city at the time, Fremont Street, and the increase in population through the 1930s. Jensen talks about the construction of the Hoover Dam (Boulder Dam) and the legalization of gambling in 1931. Then, Faircloth and Rosati describe growing up in North Las Vegas and recreational activities they participated in. Lastly, Jensen, Faircloth, and Rosati recall the Helldorado parade, rodeos, and changes in Las Vegas.

Oral history interviews with Elton Garrett conducted by Elizabeth Nelson Patrick on December 05, 1980 and December 06, 1980 for the UNLV University Libraries Oral History Collection. In the first interview, Garrett discusses his career in journalism, education, and business. He talks about Boulder City, Nevada in the early 1900s, the Boulder Canyon Project Act (1928), and becoming a writing for the Las Vegas Review-Journal in 1931. Garrett talks about Six Companies, Inc., and the Williamsville (Ragtown) camp where dam construction workers lived before housing was completed in Boulder City. In the last interview, Garrett talks about the increase of businesses in Boulder City during the 1930s, permissions required to open a business at the time, and the increase of people moving to the area.

Oral history interview with Helen Jamison Baker conducted by Rod Lotspeich on March 12, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Baker discusses moving to Las Vegas, Nevada in 1932. She talks about housing at the time, Six Companies, Inc., and the development of Boulder City, Nevada in the 1930s. Baker describes the construction of the Hoover Dam, and the increase of convention centers in Las Vegas through the 1960s and 1970s. Lastly, Baker compares living in Henderson, Nevada to her past experience living in Boulder City.