Oral history interview with Lois Cox conducted by Mitch Cox on March 18, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. Lois Cox discusses her experiences growing up in and living in Nevada. Cox first discusses her family background, growing up Basque, and her educational and employment backgrounds. She then describes her career in the Clark County School District and the changes in school and student activities over time.

Oral history interview with Bob Campagna conducted by Kathleen Neumann on March 17, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. Bob (Bobby) Campagna (b. September 18, 1950 in Pittsburg, Pennsylvania) talks about the history of Nevada. During the interview, Bobby discusses hotels, schools, city recreation, and Lorenzi Park. He also describes relocating to Las Vegas, his goals in life, and his life in Nevada.

Oral history interview with Erick Spiess conducted by Thomas Barr on March 18, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Spiess discusses his personal history and how he came to Las Vegas, Nevada. Spiess describes how Las Vegas and its casinos have changed, construction projects he has worked on, and his interest in inventing. Spiess also discusses his career as the electrical inspector at the Nevada Test Site, how and why the nuclear tests were conducted, and the commercial applications of the tests. He goes on to talk about radiation and the effects of nuclear fallout.

Oral history interview with Patricia Mulroy conducted by Claytee D. White on November 18, 2013 for the Boyer Early Las Vegas Oral History Project. Mulroy discusses her arrival in Las Vegas, Nevada as a University of Nevada, Las Vegas student. She also discusses water conservation for the Las Vegas Valley, becoming the general manager of the Las Vegas Valley Water District from 1989 to 2014 and the general manager of the Southern Nevada Water Authority from 1993 to 2014.