The Flora Dungan Photographs contain photographs of Nevada politician and activist Flora Dungan from 1950 to 1973. Materials include portraits of Dungan, photographs of Dungan at public events, and a photograph of Dungan with the Nevada Board of Regents. Materials also include three photographs of U.S. President John F. Kennedy, U.S. Senator Howard Cannon, and Nevada Senator Alan Bible.

The James Cashman Sr. Photograph Collection (approximately 1905 to 1975) consists of black-and-white photographic prints, negatives, slides, and albums as well as a glass plate negative. The photographs depict four major subjects: Cashman's family, friends, and associates; Cashman's businesses; the Hoover Dam and Colorado River; and various locations across Nevada.

The Beckley Family Photograph Collection (approximately 1891-1982) consists of black-and-white photographic prints and negatives and color photographic slides. The images depict the Beckley family, their businesses in southern Nevada, and Las Vegas, Nevada as the city developed during the first half of the twentieth century. Also included are images of airplanes at the first Las Vegas airport Anderson Field, later renamed Rockwell Field in 1925, Fremont Street in Las Vegas, and postcards of mining towns across southern Nevada.

The Julius Jensen Professional Papers (1630-1979) consist of medical research notes, medical journal reprints, manuscript and article drafts, professional and personal correspondence, business and financial records, investment information, travel information, photographic prints, art prints, and collectible books and magazines.

The MacDonald Ranch Architectural Records contain master plans, architectural drawings, civil drawings, and landscape drawings primarily detailing the community development process of MacDonald Ranch, one of the oldest and most affluent master-planned communities in Clark County, Nevada between 1972 to 2007. Included are also drawings for MacDonald Highlands and Green Valley Ranch.

The David Bruce Dill Papers (1949-1982) consist of awards, certificates, and photographic prints related to David Bruce Dill's physiological research. The papers also contain publications of Dill's work with the Laboratory of Environmental Patho-Physiology as part of the Desert Research Institute in Boulder City, Nevada as well as publications of Dill's research published in physiology-related scientific journals. The photographs were gifts to Dill for his studies on heat, altitude, and fatigue and the certificates and awards commemorate his work in the field of sports medicine.

The Alice P. Broudy Papers on Broudy v United States (1940-2018) comprise materials collected and created by the wife of Charles A. Broudy during her effort to obtain compensation for his death in 1977, which she believed to be a result of repeated radiation exposure. Materials include government documents obtained through the Freedom of Information Act (FOIA), correspondence, memos, litigation papers, scholarly reports and articles on radiation exposure and its effects, congressional testimony, speeches, newspaper clippings, books and audiovisual materials. Also included are photographs, slides, and one box of Alice "Pat" Broudy's personal papers. There are two boxes of papers that remain unprocessed.