The Henry C. Wieking Photograph Collection contains black-and-white photographic prints and negatives, as well as postcards of Las Vegas, Nevada between approximately 1920 and 1940. These images primarily depict Wieking and his family in front of the Las Vegas Mormon Fort and Hoover Dam (Boulder Dam). Other photographs include Six Companies and United States Bureau of Reclamation vehicles, Mount Charleston, the Colorado River, Black Canyon, and desert scenes. The remaining images depict Barstow and Death Valley, California; and a Grand Canyon bridge in Arizona.

Oral history interview with Richard A. Leigon conducted by Claytee D. White and Stefani Evans on January 12, 2017 for the Building Las Vegas Oral History Project. Leigon discusses John S. Park Elementary School, John C. Fremont Junior High School, and Boy Scout Troop 69 at Griffith Methodist Church. Leigon also discusses his father’s, Ralph A. Leigon, contributions to Las Vegas, Nevada, the International Brotherhood of Electrical Workers (IBEW), the American Federation of Labor and Congress of Industrial Organizations (AFL-CIO), and his own lengthy career with IBEW that bridged labor management.

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.