Oral history interview with Alice Lowe conducted by Rusty Lee on an unknown date in 1974 for the Ralph Roske Oral History Project on Early Las Vegas. Lowe discusses arriving to Las Vegas, Nevada in 1944. Lowe also shares her experiences in Las Vegas, Nevada as the city developed.

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 Chester Lockwood conducted by James R. Crevelt Jr. on April 25, 1979 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Lockwood talks about his early life and discusses hotel development and culture in early Las Vegas, Nevada.

The collection includes materials from the Nevada Test Site (1955-1967) including newsletters published by the Reynolds Electrical & Engineering Co., Inc. and photographs of Southern Nevada flora, fauna, and archaeology. It also includes photographs of test explosions at the Nevada Test Site, as well as photographs documenting a visit from North Atlantic Treaty Organization (NATO) officials and a visit from John F. Kennedy to the Nevada Test Site. The collection also contains an oversized poster of an atomic explosion and one of a nuclear rocket development station.

Oral history interview with Sally Perkins conducted by Joseph Moyle on March 17, 1978 for the Ralph Roske Oral History Project on Early Las Vegas. In this interview, Perkins discusses schooling and housing in Las Vegas, Nevada. She also discusses her thoughts on zoning in Las Vegas.