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 interviews with Dennis McBride conducted by Claytee D. White and Stefani Evans on various dates in March, April, and May 2023 for the Boyer Early Las Vegas Oral History Project. McBride goes into detail in this 4-session interview and covers a wide variety of topics, including: the history of Boulder City, working at various cultural institutions in Las Vegas, the evolution of the LGBTQ+ community in Las Vegas, researching his own history and publishing a book, and local advocacy groups. Digital audio available; no transcript available.