The Clyde F. Merrick Photographic Slides (approximately 1971-1979) contain color photographic slides taken by Clyde F. Merrick, longtime resident of Las Vegas, Nevada. The majority of slides in this collection depict signs for different businesses around Las Vegas including the Las Vegas Strip and the Westside. Some of the businesses documented in this collection includes Fong's Garden, Leon's Shear Magic Beauty Salon, Lucas and Son's Antiques, Dick's Tricky Trikes, Mohan's Custom Tailors, the Twenty Grand Club, Owens TV Repair, and Caesars Palace. The collection also documents a variety of different types of businesses around Las Vegas including bars and nightclubs, beauty salons, car washes, gas stations, and restaurants. Merrick was also a car racing hobbyist and a number of slides in this collection depict what is presumed to be the Las Vegas Speedrome racetrack (later known the Las Vegas Motor Speedway). This collection also includes photographs of locations outside of Las Vegas and Southern Nevada.

The Kenneth Giles Professional Papers (1964-2001) contain documents and visual material related to Giles's time as an Environmental Radiation Monitor for the Environmental Protection Agency (EPA) at the Nevada Test Site (NTS). Photographic slides, film, and digital images depict the general flora and fauna throughout the area surrounding the NTS. Visual materials also document specific mule deer and steer surveillance and testing at the EPA Farm located within the NTS. The collection also contains environmental reports written or collected by Giles, government documents, pamphlets, and newspaper clippings related to environmental monitoring and Giles's work at NTS. A small portion of the collection documents his brief role providing monitoring support at Three Mile Island in Pennsylvania in 1979. Note: Some images may be of a graphic or disturbing nature and may not be suitable for some users. Photographs may contain scenes of animal testing or other objectionable imagery.

The Jay Sarno Photograph Collection (1947-1983) contains photographs from hotel and casino developer Jay Sarno. The photographs primarily depict Sarno and his family. The photographs also depict some of Sarno's development projects, including Circus Circus, Caesars Palace, and the Grandissimo. The photographs depict construction of the hotels, events, and famous figures.

The Marjorie Barrick Museum of Natural History Records (1939-2003) detail the creation of the Marjorie Barrick Museum of Natural History in Las Vegas, Nevada founded by Richard H. Brooks, a professor of anthropology at the University of Nevada, Las Vegas. The records are comprised primarily of correspondence between Brooks and members of the Southwestern Anthropological Association (SWAA), the Society for California Archaeology (SCA), and the meetings and exhibitions of the Nevada State Museum. The collection also contains financial statements that describe expenses for supplies, research, and excursions. Also included are anthropological, archaeological, and historical publications, as well as administrative files and Richard Brooks' correspondence with the Nevada Archaeological Survey (NAS). The collection also includes architectural floor plans for the Classroom and Physical Education, the original space that was converted into the museum in 1980, and plans for the redesign of the Barrick Museum and the Harry Reid Environmental Research Center addition.

The Southern Nevada Gem and Mineral Society Records (1950-2012) contain the records of the Clark County Gem Collectors, Las Vegas Gem Collectors, and the current Southern Nevada Gem and Mineral Society. The collection contains articles of incorporation, by-laws, membership directories, meeting minutes, correspondence, financial records, show paperwork, and award certificates. Also included are photographs of the organizations since the 1970s and digital scans of Gem Times and The Polished Slab newsletters.