The Dorothy Ray Photograph Collection on Southern Nevada, approximately 1900-1946, depicts infrastructure in Caliente, Nevada in the early to mid-twentieth century. The collection also contains images of a flash flood that occurred in 1905 in Carp, Nevada and Stine, Nevada that washed away roads and railroad tracks. This collection provides historical documentation about early to mid-century Caliente, Nevada.

The Las Vegas, Nevada Women's Softball Collection (1951-1952) contains photographic prints and negatives depicting a southern Nevada women's softball team. The team was sponsored by Wilson's Texaco Station in Boulder City, Nevada, and the women played in regional games in both southern California and southern Nevada. Photographs in the collection show the team practicing at Peterson Field in Boulder City, and celebrating and spending time together at the Mt. Charleston Lodge. The collection also contains copies of personal accounts written by team member Orpha Alveta Bowman (McBride), who recalls the prejudice some of the lesbian members faced from local community members. The originals of these handwritten accounts are held in MS-01099.

The Pueblo Grande de Nevada Manuscript Collection (1924-1983) contains journal articles, photocopies of artifact inventories, reports, correspondence, and field notes related to the Pueblo Grande de Nevada archaeological site located in the Overton Valley of Southern Nevada. The bulk of the materials are related to Mark R. Harrington's archaeological reports, journal articles, and data from sites throughout the Overton and Moapa valleys. The collection also includes materials related to the Boulder Dam Park Museum (Lost City Museum of Archaeology) located in Overton, Nevada, which housed many of the artifacts and photographs from Harrington's archaeological sites.

The Charles Rozaire Collection on Tule Springs, Nevada (1950-2005) contains photographic slides of various archeological sites across Clark County, Nevada, the majority of which were taken at the Tule Springs archaeological site. The collection also contains Rozaire's files documenting the excavation investigations at Tule Springs which include Rozaire's writings, newspaper clippings, programs, and photocopied articles regarding Tule Springs.