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 interview with Lawrence Hawley conducted by Andy Sturgeon on March 13, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. The two discuss how Hawley first came to Nevada, as well as his personal family history. Hawley describes Hoover Dam as it was being built, the effects of the Depression on Nevada, and how Las Vegas has grown in size. Hawley also discusses liquor laws and how practicing law has changed since he first moved to Nevada.

Oral history interview with Wilford "Witt" C. Olive conducted by Gordon R. Brusso on April 13, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Olive discusses local live entertainment venues during the 1930s and 1940s in Las Vegas, Nevada.

Oral history interview with Karen Hayes conducted by Robert F. Darling on March 02, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In her interview Hayes discusses her account of Las Vegas, Nevada history and politics.

Oral history interview with Herb Knauss conducted by James Greene on September 29, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Knausse discusses Camp Wilson in Boulder City, Nevada.

Oral history interview with Alonzo A. Anderson conducted by Lowell H. Townley on February 21, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. Anderson discussing being the fourth licensed veterinarian in southern Nevada and his profession in general. He also discusses his political position, social activities, family life, and his religious affiliations. Digital audio and transcript available.

Oral history interview with Norman Wood conducted by Karen Amell on March 01, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In his interview, Wood discusses his work with the Nevada Department of Wildlife and his interests in biology.