The William V. Wright Collection of Nevada Postcards contains picture postcards of towns and buildings in Nevada from 1900 to 1975. The postcards primarily depict casinos, hotels, and other attractions in Las Vegas, Nevada and Reno, Nevada. The postcards also depict post offices, landscapes, mines, and the Hoover (Boulder) Dam.

The L. F. Manis Photographs contain photographic prints, photographic slides, and photographic negatives depicting Southern Nevada from approximately 1900 to 1969, with a bulk of the materials dating from 1930 to 1940. The photographs primarily depict the construction, dedication, and various parts of the Hoover (Boulder) Dam, including the dam's upstream and downstream faces, intake towers, spillways, bridges, crest, outlet works, visitors' accommodations, and powerhouse. The photographs also depict Lake Mead, the reservoir created by the Hoover Dam, and the Colorado River, which is dammed by the Hoover Dam. The photographs also include views of desert landscapes in the Southwestern United States, including in Nevada, Arizona, and Southern California. Also depicted in the photographs are the cities of Las Vegas, Nevada and Boulder City, Nevada, including prominent buildings like hotels, casinos, government buildings, and train depots.

The Nevada Division of State Parks Photograph Collection (approximately 1910-1940) contains black-and-white photographic prints and some corresponding negatives that depict state parks and recreational areas throughout southern Nevada. The images also portray Lake Mead, Hoover Dam, Logandale, the Valley of Fire, and Mount Charleston as well as images of actors filming on location in southern Nevada.

The Burrell C. Lawton Photograph Collection on the Hoover Dam depicts the construction of the Hoover (Boulder) Dam on the Colorado River near Las Vegas, Nevada from 1931 to 1934. The photographs primarily depict workers, construction equipment, and the progression of the dam's concrete structures. The photographs also depict construction of diversion tunnels, bridges, the gravel plant, the intake towers, and the concrete mixing plant.

The Elizabeth Nelson Patrick Photograph Collection contains photographs from Nevada from 1940 to 1984. The photographs primarily depict buildings in Goldfield, Nevada and Tonopah, Nevada. The photographs also include postcards from the Sahara Hotel and the Riviera Hotel in Las Vegas, Nevada and from the Hoover (Boulder) Dam.

The Elbert Edwards Photograph Collection contains photographs of Nevada from 1852 to 1991. The collection has a wide variety of photographs, including: white pioneers and settlers; early Nevada towns; Nevada politicians; early Las Vegas landmarks; Boulder City schools; petroglyphs from Nevada's indigenous populations; Lost City and Lake Mead; railroads; the Hoover Dam (Boulder Dam); Basic Magnesium Inc. in Henderson, Nevada; geographical features; the Edwards family; and photographs of Elbert Edwards's participation in the Las Vegas Education Association and the Rotary Club.

The Elton and Madelaine Garrett Photograph and Architectural Drawing Collection contains photographic prints and architectural drawings of Boulder (Hoover) Dam; Las Vegas, Nevada; Boulder City, Nevada; and other locations in the American Southwest from approximately 1927 to 1990. The photographs primarily depict Hoover Dam's construction and areas around Hoover Dam, Las Vegas, and Boulder City during the 1930s and 1940s. The bulk of the architectural drawings and maps are projects and diagrams related to the planning and development of Boulder City, Nevada between 1943 and 1985.