Oral history interview with Clifford A. Lorenz conducted by Stephen B. Tomiak on March 11, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Lorenz talks about the history of early Las Vegas, Nevada. He specifically talks about the construction of downtown hotels, tourism, the entertainment industry, and the reputation of Las Vegas, Nevada.

Oral history interview with Evelyn Peralto conducted by Richard Byrnes on March 15, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. Peralto discusses her knowledge on railroads and the development of downtown Las Vegas, Nevada.

Oral history interview with Carus Lortz conducted by Corrado R. Carey on February 26, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Lortz talks about his life and the history of Las Vegas, Nevada. He specifically talks about his religious background and the growth of Las Vegas, Nevada.

Oral history interview with Vern Willis conducted by Perry Kaufman in the 1970s for the Ralph Roske Oral History Project on Early Las Vegas. In his interview Willis discusses the telephone company in Las Vegas, Nevada. He talks about the telephone industry both from a utility and customer perspective.