The David Donovan Collection on Hydrology and Geology (1911-2011) is comprised of the research collected by former Las Vegas Valley Water District employee, David Donovan, about groundwater, hydrology, minerals, and geology in Nevada, as well as the surrounding areas of California, Arizona, and Utah. Included are reports, professional papers, maps, and books.

Collection is comprised of scrapbooks, photographs, awards and certificates, and ephemera mainly dating from approximately the 1950s to 1970s gathered by the Levy family of Las Vegas, Nevada. This collection documents the personal and professional lives of three generations in the Levy family: Harry C. Levy, Al Levy, and Andrew “Drew” Levy. Materials in this collection also include photographs and clippings about the Levy Realty Company and about the various public positions held by Harry C. Levy, such as Las Vegas city commissioner.

The Marc Weiswasser Papers are comprised of materials from approximately 1976 to 2002 documenting Marc Weiswasser's career in the Las Vegas, Nevada gaming industry. The collection includes instructional guides and handbooks for table game dealers, employee handbooks and newsletters from the Flamingo Hilton and MGM Grand Las Vegas materials, as well as interviews and articles about Marc Weiswasser. The collection also includes newspaper clippings about the gaming industry and video recordings from the Institute for the Study of Gambling and Commercial Gaming. There are also reports from the Nevada Gaming Control Board regarding Regulation 6A, which deals with cash transactions prohibitions, reporting, and record keeping. The collection also includes a variety materials about the Casino Managamenet Association (CMA) including a promotional video, conference fliers, invitations, photographs from various CMA events, and educational materials related to casino operations.

Collection is comprised of materials dating from approximately 1971 to 1996 about the Las Vegas Clark County Library District. Collection materials also include Charles Hunsberger's subject files from when he was library director of LVCCLD. The collection includes annual financial reports, clippings about the library district, photographs, master plan documents for Nevada libraries, and staff newsletters. In addition, the collection also includes materials documenting Hunsberger's efforts to secure a $22.2 million library bond in 1985.

Collection is comprised primarily of files from approximately the early 1980s to 2017 detailing Joshua Abbey's theater and film career; his involvement with environmental efforts in Southern Nevada such as the Citizens Against Nuclear Waste in Nevada (CANWIN); and his involvement with the Jewish community in Las Vegas, including the Jewish Film Festival, the Jewish Federation, Temple Beth Sholom, and other organizations. The collection also includes information about the Jewish Community Center from the 1950s and a file on the film production of The Brave Cowboy, a novel written by his father, Ed Abbey.

The Benedict Family Papers materials date from roughly 1905-1998 and are comprised of correspondence and letters (1969-1971) written to Howard Hughes by the public. The collection also contains correspondence written to Robert Maheu, former chief executive of Nevada operations for Howard Hughes. The collection also includes a variety of casino and gambling related product catalogs, gaming guides for Las Vegas casinos, and of research papers and reports primarily relating to sports betting and cheating.

The Tobias Mattstedt Menu Collection (approximately 1990-2009) is comprised of menus documenting the restaurant industry in Las Vegas, Nevada, the United States, and internationally. The menus include restaurants located in Las Vegas casinos, most notably the MGM Grand, located in Las Vegas. Included in the MGM Grand menus are restaurants such as the Pearl, Tabu Ultra Lounge, and the Grand Wok and Sushi Bar. The collection also documents menus collected by Mattstedt that are not affiliated with the MGM Corporation. These include menus located in the United States, especially Hawaii, including menus from the restaurants Olio!, Nob Hill, Diego's, and Sea Blue. The collection also includes international menus with a focus on Asian countries. The material provides insight into menu design, food culture, and the Las Vegas service industry.