The Ward Lindquist Photograph Collection on Lake Mead (approximately 1945-1956) contains black-and-white photographic prints and negatives primarily from Hoover Dam and Lake Mead, both located in both Arizona and Nevada. The images depict recreational activities at Lake Mead, namely fishing, swimming, boating, and camping. The remaining images depict the exterior and interior of Hoover Dam, as well as nature and wildlife in southern Nevada.

The Cave Nightclub Records (1992-1994) are comprised of materials generated during the planning and construction of the Cave Nightclub in Las Vegas, Nevada. It opened in 1992 as a straight nightclub. It changed ownership in 1993, and reopened on September 3, 1993 as a gay nightclub and closed early in 1995. The collection contains policy documents, building plans, and promotional and publicity materials, as well as artifacts, including waiter uniforms from the nightclub.

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.

The Marie and James B. McMillan Photograph Collection (1900-1994) contains photographs of Marie and James B. McMillan and their families. The collection also includes photographs of their friends and professional associates, including journalist Hank Greenspun, Nevada civil rights pioneer J. David Hoggard, and entertainer Sammy Davis Jr. Marie McMillan is a former Las Vegas, Nevada flight instructor and one of the first women to work at the Nevada Test Site in Nye County, Nevada. James B. McMillan was the first African-American dentist to practice in Nevada, as well as a prominent Nevada civil rights leader.