The Art Rader Photograph Collection on Nevada Railroads depicts railroads, mills, and depots in Nevada and Southern California from 1905 to approximately 1975. The photographs primarily depict the remnants of the Tonopah & Tidewater Railroad, the Pacific Coast Borax Company, and obsolete tracks, buildings, mills, and boxcars from the early-twentieth century. The photographs also depict depots and railroad intersections in Death Valley Junction, California and Crucere, California, and the photographs include the Union Pacific Railroad's tracks that were once part of the Salt Lake Railroad.

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.