The Archie C. Grant Photograph Collection (1914-1968) contains black-and-white photographs of Nevada politician Archie C. Grant. The materials include photographs of Grant with the Las Vegas Housing Authority at groundbreaking ceremonies, the University of Nevada Board of Regents, and with other Nevada politicians. Materials also contain early photographs of the University of Nevada, Las Vegas campus, including the dedication of Maude Frazier Hall.

The Bureau of Reclamation Photographs of the Hoover Dam and Boulder City, Nevada depict the construction of the Hoover (Boulder) Dam and the development of Boulder City, Nevada from 1869 to 1974, with a bulk of the materials dating from 1929 to 1940. The photographs primarily depict the construction operations in Black Canyon, including digging tunnels, pouring concrete, building the power plant, and inspections by Bureau of Reclamation engineers. The photographs also depict Boulder City, including schools, workers, and dormitories. The collection also includes photographs of St. Thomas, Nevada, Lake Mead, Nelson’s Landing, Nevada, and an archaeological excavation near Lake Mohave, Nevada.

Oral history interview with Stella Champo Iaconis conducted by Kay Long on May 14, 1997, May 21, 1997, May 26, 1997, and September 22, 1997 for the Women's Research Institute of Nevada (WRIN) Las Vegas Women Oral History Project. Iaconis opens her interviews discussing her difficult upbringing and life on a ranch in Las Vegas, Nevada with her dad in the 1910s and 1920s. Iaconis then describes her experiences as a waitress in Las Vegas. As the interviews continue, Iaconis discusses Block 16 and sex work, the Helldorado Days, and life in 1930s Las Vegas. Iaconis ends the interview talking about her father and his career as a miner; her many husbands; and her personal history in Las Vegas.

The Chester Longwell Photograph Collection consists of 608 black-and-white photographic prints dating from approximately 1910 to 1930. The images primarily depict the Longwell family's excursions in the Southern Nevada region, primarily to Mount Charleston, Nevada. Also included are images of Southern Nevada mines and mining towns, as well as Pubelo Grande de Nevada, the Lost City. The remaining images depict geological formations and features, as well as forestry and nature scenes in Nevada and Arizona.