Oral history interview with Harley E. Harmon conducted by Perry Kaufman on April 14, 1972 for the Ralph Roske Oral History Project. In his interview Harmon discusses the influences his family has had on the development of Las Vegas, Nevada and Clark County.

Oral history interview with Donald Zeiter conducted by Robert Beasley on March 14, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. Zeiter discusses construction in Las Vegas, Nevada.

Oral history interview with John M. Belville conducted by George Braver on March 11, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. Braver discusses his move to Nevada in 1926, his personal history, and early banking in Nevada leading up to modernized banking. Belville also discusses his personal experience in the banking business, working in Hollywood as a singer, and key moments of his life in Nevada.

Oral history interview with Henry Zigtema conducted by Cheryl Stewart on February 27, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Zigtema shares personal stories regarding his arrival to Las Vegas, Nevada in 1929, and the development of the city.

Oral history interview with Skip Allen conducted by Henry Perzchala on February 27, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. Allen discusses working in human resources for the military, as well as working for his father in the Las Vegas Strip area. Allen also describes recreational activities, his views on morality as a Las Vegan, and some of his experiences in hospitality industry.

Oral history interview with Louise Madden conducted by Jerry Masini on July 08, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Madden discusses her personal history and recalls her various occupations in Las Vegas, Nevada casinos. Madden also discusses the changes in the casinos and the Las Vegas Strip while Las Vegas, Nevada grew in population.

Oral history interview with Adele Baratz conducted by Claytee White on March 19, 2007 for the Boyer Early Las Vegas Oral History Project. Baratz discusses the early Jewish community in Las Vegas, Nevada, including how education, shopping and restaurants such as Al's Bar were like. She also discusses how medical care, Helldorado, and early hotels advanced.