Oral history interview with Lawrence Nelson conducted by John Turner on February 22, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Nelson discusses the history of early Las Vegas, Nevada. He talks about the Old Mormon Fort, the importance of railroads in Las Vegas, and the construction of the Boulder (Hoover) Dam.

Oral history interviews with Lillian Whalen conducted by Laura Bell on September 21, 1974 and November 22, 1974 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Whalen discusses her personal history in Boulder City, Nevada since the 1930s. Whalen then describes social life, the increase of local businesses, and the overall growth of Boulder City.

Oral history interview with Roxton Whitmore conducted by his grandson, Mark Whitmore, on October 22, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Whitmore discusses his personal life, including his marriage and his political affiliations. Whitmore also describes the atomic bomb tests and automobiles.

Oral history interview with Danel Boone conducted by Daniel Pope on February 22, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. During this interview Boone discusses why he came to Las Vegas, Nevada, the Helldorado parade, church activity, and the weather. Boone also discusses city parks, Boy Scouts, schools, above ground atomic tests, local history of Southern Nevada, and the ways in which Las Vegas has changed over the years.