The collection is comprised of architectural records (1947-2001) of American architect, Homer Rissman and the architectural firm, Rissman and Rissman Associates Ltd, a partnership of Homer Rissman and his brother Marshall. The collection includes 825 items from over 40 major projects and over 110 minor projects. The Rissmans' work represented in the collection focused on Las Vegas, Reno, and Lake Tahoe, Nevada, Los Angeles, Southern California, and Arizona, with Homer's early career design work in Chicago, Illinois. The materials feature hand-drawn architectural drawings, ranging from pencil and ink on tracing paper preliminary sketches to ink on Mylar (TM) construction documents, and a number of artist’s renderings, used for presentations and promotional materials. The drawings also contain work from a number of consultants, engineers, and other architects who collaborated on the development of the various projects. The collection includes architectural drawings for: hotels, casinos, integrated casino resorts, office towers, multi-family residential developments, and custom single-family homes.

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 Richard and Sheilagh Brooks Papers (1919-2003) are comprised of materials collected during their tenure as professors of Anthropology and Archaeology at the University of Nevada, Las Vegas (UNLV). Included are correspondence, research papers, photographs, reports, books, article reviews, and student scholarship. There is also a file on reburial issues that contains correspondence and an amendment to Nevada State law regarding the handling of exhumed bodies.

The Florence Lee Jones Cahlan Photographs depict locations and events in Las Vegas, Nevada from 1909 to 1980. The photographs primarily depict historical locations, including the Las Vegas Mormon Fort, the Kiel Ranch, and plaques commemorating Las Vegas’s 75th anniversary. The photographs also depict celebrations, including the Diamond Jubilee festivities held to celebrate Las Vegas’s 75th anniversary, plaque dedications, building dedications, and the 50th anniversary of the arrival of the first mail planes in Las Vegas. The photographs include the Kennecott Copper Corporation’s facilities in McGill, Nevada, Western Airlines planes and pilots, and Union Pacific Railroad locomotives.