The Desert Fishes Council Records (1969-1988) consist of resolutions, meeting minutes, symposium programs, agendas, and press releases of the Desert Fishes Council (DFC). The organization is devoted to the study and preservation of Southwestern desert fishes, notably the desert pupfish. The DFC records reflect efforts to bring the plight of desert fishes to the attention of academics and the public as well as highlight the worth of desert lands within the American environmental movement.

The Bob McCaffery Collection on the Save the Hughes Flying Boat Campaign (1980-1983) documents efforts by activists to preserve the plane from destruction and its subsequent acquisition by the Aero Club of Southern California in 1980. The collection contains photographs and newspaper clippings about the Hughes H-4 Hercules flying boat nicknamed the "Spruce Goose" from the 1980s.

This collection is comprised of personal papers and photographs of Reverend Maureen E. Mackey, M.D., physiatrist and co-founder of Rainbow Praise Church in Las Vegas, Nevada. The collection contents span the dates of 1922 to 2014 and details Dr. Mackey's life, including her educational accomplishments, personal life, and religious life. This collection also contains personal papers and photographs of Dr. Mackey's twin brother, Thomas Mackey, III, who passed away from AIDS in 1992. This collection also contains various photographs of Dr. Mackey's parents and family.

The George Stewart Personal Papers (1914-2014) are comprised of military records and personal papers of George Stewart, a fifty-year Las Vegas, Nevada resident. The collection includes information about the Clark County Republican Party, Stewart's service in the United States Army Air Corps, and documents and photographs from Stewart's childhood in the Boy Scouts of America during the 1930s and 1940s. The collection also contains a personal scrapbook containing photographs, fliers, and memorabilia from his early education and military training. Stewart also collected menus and keychains from local Las Vegas, Nevada country clubs and casinos.

UNLV Libraries Collection of Mandalay Bay Resort and Casino Promotional Materials and Reports includes annual reports, equity research reports, Securities and Exchange Commission Form 10-K, Securities and Exchange Commission Form 10-Q, press kits, press releases, and promotional materials for Mandalay Bay Resort and Casino in Las Vegas, Nevada, dating from 1996 to 2006.

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.