The Edward Joseph Deck Photograph Collection (approximately 1870-1920) consists of photographic prints and negatives of Edward Joseph Deck and other miners in Pioche, Nevada and various locations around the townsite. There are also images of ranches, mills, and mill workers both in and outside of the Pioche townsite.

The Geneva Stark Merwin Photograph Collection features photographic prints and negatives of locations throughout Pahrump, Nevada between 1941 and 1942. Primary locations include a Pahrump school and Pahrump Ranch, as well as locations in local fields and mountains. The photographs capture candid scenes of people walking to school and feeding animals.

The Wanda Ball Moser Photographs depict Wanda Ball Moser and her family in Southern Nevada in the early-twentieth century. The photographs primarily depict Moser and her family at Mt. Charleston, Nevada or at home in Las Vegas, Nevada.

The Morgan Sweeney Photograph Collection (approximately 1922-1969) consists of black-and-white photographic prints of Boulder City, Nevada, and Lake Mead and Hoover Dam areas, located on the border between Arizona and Nevada. The images depict the interior, exterior, and construction stages of Hoover Dam (Boulder Dam). There is also an aerial photograph of Boulder City, Nevada.