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 Russell H. Allen conducted by Izola Olsen on March 10, 1981 for the Ralph Roske Oral History Project on Early Las Vegas. During the interview Allen discusses home life, living and working in Alamo, Nevada, teaching, and changes in education.

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.

Oral history interview with William Viera conducted by Ann Louise Pugh on an unknown day in October of 1971 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Viera discusses his work in real estate throughout Las Vegas, Nevada and describes the increase in value of homes, especially newer buildings. Viera later describes his thoughts on why the desert and other surrounding landscape areas would soon be developed.

Oral history interview with John Wittwer conducted by Perry Kaufman on May 17, 1972 for the Ralph Roske Oral History Project on Early Las Vegas. Kaufman discusses living in Santa Clara, Utah and describes families from Switzerland migrating there as converts to the Latter-Day Saints Church.