The Southern Nevada Daughters of the American Revolution Records primarily document the activities of three Southern Nevada chapters of the National Society Daughters of the American Revolution from 1950 to 2024. The materials center around the records of three chapters from Southern Nevada: Old Spanish Trail, Francisco Garces, and Valley of Fire. Materials include administrative records, scrapbooks, photographs, news clippings, and correspondence about the activities of the Daughters of the American Revolution chapters. Mateirals also include some records and scrapbooks from the Nevada State Society of DAR.

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 Dorothy Dorothy Photograph Collection (approximately 1910-1985) consists of black-and-white photographic prints and negatives as well as colored transparencies of Dorothy Dorothy. Included are photographs of campaigns, meetings, and banquets with various local and federal politicians. Also included are photographs of her husband, Dale Dorothy, and their ranch in Pahrump, Nevada.