The Clarence Ray Photograph Collection (approximately 1930-1960) consists of black-and-white photographic prints and negatives of Clarence Ray, casino scenes of people playing table games, and images of Ray with black activists in Las Vegas, Nevada.

The Thomas J. Osborne Photograph Collection (approximately 1890-1930) consists of black-and-white photographic prints, negatives, and slides. Images depict the family of Thomas J. Osborne, his law office, the family home, and views of the town of Pioche, Nevada and surrounding areas. Several images depict local mines and unidentified mine workers.

Carol Terry's "Germans in Las Vegas" Oral History Project (2007) contain the oral histories conducted by Terry while researching for a chapter on Germans in Las Vegas, Nevada for The Peoples of Las Vegas book. Terry interviewed over 60 individuals and the collection contains the printed transcripts and audiocassettes from each interview.

The Lorenzo Romans Papers (1875-1965) are comprised of photographs, newspaper clippings, a family photograph album, a diary, a diploma, and related ephemera. The materials were owned by Lorenzo Romans, a California real estate developer who moved to Las Vegas late in life after a short visit to Helen Stewart's Las Vegas Rancho in 1894.