The UNLV Public Lands Institute Records (approximately 1946-2017) primarily contain records from the University of Nevada, Las Vegas's Public Land Institute's (PLI) which is focused on providing knowledge and research expertise in the areas of environmental education and interpretation related to public lands management. The materials include records from the PLI's inaugural founder, Dr. Margaret N. "Peg" Rees, then the Associate Vice President for Research and Outreach at UNLV. Materials document the founding and work of the PLI and also include papers from Rex Bell, Jr. associated with the Walking Box Ranch which is co-owned by UNLV and the Bureau of Land Management. The collection also includes videos of Rex Bell, Jr. discussing donation of Walking Box Ranch materials to the PLI.

The Maude Frazier Professional Papers (1955-1962) contain programs honoring Frazier, a University of Nevada, Reno commencement program, and a groundbreaking ceremony for the Nevada Southern Second Building. Also included are awards of appreciation and certificates for her dedicated service to the Las Vegas, Nevada community. The materials focus on her later career with the University of Nevada, Las Vegas.

The Rudolf Stuebing Photographs (approximately 1960-1969) consist of ten color positive mounted slides depicting Las Vegas' Fremont Street and the Stardust Casino on the Las Vegas Strip. Four additional color photographs depict the Hoover Dam. All images were taken by Rudolf Stuebing on a visit to the United States in the 1960s.

The Thunderbird Hotel Records are comprised of material that documents the work of the Las Vegas, Nevada hotel's entertainment department from 1964 to 1973. The records consist of photographs, memorandum, newspaper clippings, and publicity materials.

The Human Radiation Experiments Records (1949-1995) contain reports from the National Environmental Policy Act (NEPA), the Advisory Committee on Human Radiation Experiments (ACHRE), and the U. S. Department of Energy (DOE). Also included are newspaper clippings, a court case brought by the National Association of Radiation Survivors (NARS), and cancer research papers. With the goal of building an atomic bomb using plutonium extracted from uranium, the material also examines the outcomes of radiation exposure done on humans during the late 1940s and early 1950s at the Oak Ridge Nuclear Facility in Tennessee.

The Young Audiences New York, Nevada Humanities Photograph Collection (approximately 1970-1979) contains black-and-white photographic prints, slides, and negatives of the Las Vegas, Nevada chapter of the Young Audiences New York arts organization. Images include scenes of concerts, workshops, and chapter outings at public parks. There are images of specific bands within the chapter such as the Brass Quintet, Vocal Quartet, and Woodwind Quintet. Lastly, there are images of celebratory banquets honoring members of the Las Vegas chapter.