The Robert Woodruff Papers (1927-2001) are comprised of materials documenting Woodruff’s career and family life in Las Vegas and Henderson, Nevada, as well as his travels around the United States and abroad. Materials include newspaper clippings, photographic prints and transparencies, personal correspondence, and publications such as Las Vegas tourist brochures and pamphlets dating from the 1930s and 1940s. Visual materials include portraits, city scenes, and landscapes throughout Nevada and the United States, as well as some photographs of international travels.

The KNPR: "Monday Night Jazz" Program Documentation and Recordings focus on jazz music played at the Four Queens Hotel and Casino in Las Vegas, Nevada from 1982 to 1997. The materials contain the reel-to-reel audio tapes from the radio programs that were taped at the Four Queens Hotel, including unedited master recordings and the edited versions played on air by Nevada National Public Radio (KNPR). Materials also include contracts, newspaper clippings, correspondence, photographs, and jazz scheduling information related to the program.

The materials consist of monthly newsletters dated from September 1984 to August 1985 published by the National Association of Lesbians & Gays, a non-profit corporation based in Reno, Nevada. The newsletters in this collection are titled Gay Life, beginning with the inaugural issue in September 1984. The collecton includes one issue of the newsletter after its name was changed to Stonewall Voice! in August 1985.

The New York-New York Hotel and Casino 9-11 Heroes Tribute Collection consists of materials from the "Heroes of 9-11" display that was at the New York-New York Hotel and Casino in Las Vegas, Nevada from 2001 to 2012. The materials primarily consist of more than 5,000 t-shirts left at the memorial by visitors to Las Vegas, mostly from fire departments and law enforcement agencies from around the United States. Visitors left shirts and other items at the memorial as a sign of respect for the men and women who died during the terrorist attacks in New York City and Washington, D.C. on September 11, 2001. The collection also houses memorabilia and other items left at the memorial, including flags, hats, pins, buttons, flowers, and embroidered emblems and insignias. The materials also contain documentation of the memorial, including promotional and press materials, video recordings from the news media, photographs, and newspaper articles.

The Alan Paine Papers are largely comprised of the works written by poet and screenwriter Alan Paine, including his screenplays, a manuscript for an unpublished book, and Ode to Madonna, a collection of poems published in 1992. The collection also includes correspondence, personal ephemera, and photographs from 1975 to 2002.

The Southern Nevada, Clark County Museum Guild records consist of news clippings, meeting minutes, programs and other historical materials from 1983-1996.

The Leprechaun Mining and Chemical, Inc. Records from 1954 to 1998 contain business information, Foot Chemical Company partnership documentation, meetings, audit and investment reports, financial papers, and stock certificates and transfers. Also included is data on the minerals mined in Nevada, such as salt, potash, and lithium.