The collection is comprised of architectural drawings (1952-1997) completed by American architect, Ethan Jennings Jr. and/or his architectural firm, Ethan Jennings Jr., AIA, CSI and includes Jenning's work from the firm of John Badgley, AIA, where Ethan Jennings Jr. worked in Southern California during the 1950s, as well as work Jenning's completed with Americo Inc., and Tolosa Group. The collection contains 217 sets of drawings, 6 boxes of project records, and 8 flat files of oversized material from over 200 different projects primarily located in California with some projects located in the Las Vegas area. The materials feature hand-drawn architectural drawings, ranging from preliminary sketches to construction documents. The drawings also contain work from consultants, engineers, and other architects who collaborated on the development of the various projects. The drawings include: commercial, industrial, professional, civic, residential, and religious buildings of varying scales, such as libraries, apartments, warehouses, office developments, schools, military buildings, churches, and custom single-family homes located throughout California and Las Vegas. The drawings also include a number of additions, remodels, and renovations. The collection also contains project records like structural calculations and drawings, project manuals and specifications, bid documents, and professional correspondence.

The Domingo Cambeiro Corporation Architectural Records contain renderings and presentation boards depicting schools, commercial properties, public facilities, and government buildings throughout Las Vegas, Nevada between 1979 to 2010. The collection also includes architectural drawings of the Thomas & Mack Center on the campus of the University of Nevada, Las Vegas.

The American Red Cross Southern Nevada Chapter Records (1917-2015) include business records, legal and property documents, scrapbooks, photographs, awards and event programs. Also included is documentation of training events in Southern Nevada and disaster relief efforts throughout the country.

The collection is comprised of the personal, professional and business papers of Dr. Juanita Greer White from 1927 to 1980. Included are correspondence, booklets, dissertations, minutes, newsletters, newspaper clippings, and various other materials linked to women's organizations and Nevada organizations relating to education, health, and aging. Other material includes documents from her work in the Nevada State Legislature, books, catalogs, chemistry papers, plaques, and campaign materials.

The Sherwin "Scoop" Garside Papers comprise photographs and documents of Las Vegas Review-Journal writer and photographer Scoop Garside. The collection dates from 1930 to 1983 and includes publicity photos of the Old Spanish Trail, correspondence from the Nevada State Centennial Commission, history of mines (Tonopah, Goldfield, Bullfrog), copies of articles written by Garside, family photos and general photographs of people and places, negatives of Las Vegas, Nevada; Searchlight, Nevada; St. George, Utah; and several unlabeled negatives. The 2017 addition contains newspaper clippings, a scrapbook, Nevada Historical Quarterly, and information on Nevada historic preservation. There is also genealogical information on the Garside family.

The Carolyn Merriam Collection on the Sands Hotel (1972-1998) consists primarily of Sands Hotel merchandise and ephemera, including mugs, glassware, playing cards, dice, an ashtray, and a tote bag. The collection also contains several framed photograph reproductions depicting Las Vegas, Nevada in the 1950s and 1960s. The Sands Hotel operated in Las Vegas, Nevada from 1952 to 1996.

The Dick Maurice Papers and Audiovisual Recordings (1958 to 1990 and undated) document his career as a talk show host and as a columnist in Las Vegas, Nevada. It also documents his experience as a hostage during the Trans World Airlines (TWA) Flight 355 hijacking on September 10, 1976. Included are photographs, correspondence, press releases, news clippings, programs, and the transcript of the episode of The Merv Griffin Show on which Maurice appeared. The bulk of the collection consists of audiovisual recordings of his interviews with entertainers, and his radio and television programs.