Oral history interview with Guy Hamblin conducted by Barry Merrell on February 22, 1975 for the Ralph Roske Oral History Project on Early Las Vegas. Hamblin discusses moving from different towns in Nevada before settling down in Southern Nevada, viewing the above-ground atomic bomb tests, early Fremont Street, and his work on the railroad. Hamblin also discusses the demographic and economic changes that he has seen in Las Vegas, Nevada.

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.

Oral history interview with Barr Smith conducted by Melvin Smail on February 22, 1980 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Smith discusses his personal history and the history of Las Vegas, Nevada. Smith discusses working at the Basic Magnesium plant, playing high stakes poker games with prominent gamblers like "Nick the Greek," and the casinos built on the early Las Vegas Strip. Smith also describes how Las Vegas has changed, the different forms of gambling and gaming available in the city, and life in 1940s Las Vegas.