The Alan Cummings Research Files (1974-2004) are comprised of research files compiled by Cummings, an elementary school teacher for the Clark County School District (CCSD) in Southern Nevada. The files represent Cummings's work to persuade the Teacher's Health Trust, the employee benefit plan for the school district, to consider domestic partnership benefits for CCSD educators and administrators. Materials include personal correspondence, newspaper clippings, magazines, and court cases.

The Verna Mortensen Photograph Collection (approximately 1960-1679) is comprised of eight photographic prints that depict Fremont Street in Las Vegas, Nevada and ferries on the Colorado River in Nevada.

The Union Plaza Photograph Collection, approximately 1970 to 1971, consists of photographic prints and negatives taken during the construction of the Union Plaza Hotel and Casino in downtown Las Vegas, Nevada. Images portray the construction process, the surrounding area and businesses, and the completed project.

The Jackie Brett Collection on Las Vegas, Nevada Entertainment (1977-1996) consists of writings by Jackie Brett and publications and clippings about Las Vegas, Nevada entertainment and tourism. Brett worked for the Nevada Commission on Tourism and promoted southern Nevada through her column "Brett's Vegas View." She wrote about production shows, concerts, special performances, and events as well as the overall development of Las Vegas tourist industry in the 1980s and 1990s.

The Dennis McBride Collection of Gay Erotica (1960-2006) contains a selection of pornographic publications, three VHS tapes of erotic films, and photographic prints mail ordered from gay erotica or physique photography studios. The three studios represented in this collection are Alexander Studio, Sierra Domino Studio, and Third World Studio.