Oral history interview with Gail Hambley conducted by Mike Hinton on February 25, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Hambley reflects upon her upbringing in early Las Vegas, Nevada. She discusses her schooling at Las Vegas High School with wooden desks and no air conditioning, memories at the Stewart Ranch and Hoover Dam, and her job with the Nevada Test Site.

Oral history interview with Jon Cobain conducted by Claytee D. White on March 4, 2022 for the Boyer Early Las Vegas Oral History Project. In this interview, Cobain describes his childhood growing up in Las Vegas, Nevada and living in a trailer while his father built the family's home. Cobain is the first graduate from the University of Nevada, Las Vegas (UNLV), as he walked across the stage first, thus becoming the first to receive a degree from UNLV. After graduating with a bachelor's degree in business, Cobain attended Northwestern for graduate school. He discusses time spent working in Venezuela, and the value of learning other cultures and building international relationships. At the time of the interview, Cobain is matching gifts to the Jon Cobain Lee Business School at UNLV up to $2.3 million to help first-generation scholars. Other subjects discussed include the Nevada Test Site, Frank Sinatra, and Hoover Dam.

Oral history interview with Marion Earl conducted by Robert Pearce on March 13, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Earl discusses relocating to Las Vegas, Nevada in 1923, serving as a member of the board of directors for the Chamber of Commerce, and then being elected president of the chamber in 1941. He also discusses being elected justice of the peace in 1934, and serving for two terms.

Oral history interview with Leo Dunbar, Harry Hall, Harold Wadman, Carl Merrill, and Mary Ann Merrill conducted by Dennis McBride on June 24, 1986 for the Boulder City Library Oral History Project. The interviewees discuss their early lives and families, moving to Nevada, and starting work on the Hoover Dam. They recall memories of living in Boulder City, Nevada during the Great Depression and beyond, and share information about the construction of the dam and the city as well as personal stories about their lives in Southern Nevada.

Oral history interview with Leo Dunbar conducted by Dennis McBride on June 16, 1986 for the Boulder City Library Oral History Project. In this interview, Dunbar gives a brief history of the Bureau of Reclamation (Bureau of Land Management) and the beginning of his life-long career with that agency, first working on two major projects in Colorado. He then discusses how The Six Companies won their bid to build the Hoover Dam, the establishment of the federal reservation that would house Boulder City, and the growth and development of both the city and the dam project.

Oral history interviews with Elton Garrett conducted by Dennis McBride on November 10 and 11, 1986 for the Boulder City Library Oral History Project. In these interviews, Garrett talks about hitchhiking into Nevada in 1928, the beginning of his journalism career in 1929, and the development and construction of the Hoover Dam and Boulder City. He relates anecdotes about events and people during this early period and talks about the choice of The Six Companies, Incorporated to build the dam. He continues, talking about the impact of prohibition, bootlegging, and illegal gambling before 1931. Later he talks about his work as an educator in Boulder City, and the decision by the city to work toward self-government and incorporation.

Oral history interview with Robert Griffith conducted by Jerry Gatch on March 19, 1976 for the Ralph Roske Oral History Project on Early Las Vegas. Griffith discusses arriving to Las Vegas, Nevada, and the development of railroads throughout Southern Nevada. He later talks about the first casinos, hotels, and the construction of Boulder (Hoover) Dam.