The William S. Park Photograph Collection (approximately 1870-1960) consists of black-and-white photographic prints and negatives of the families of William S. Park, John S. Park, and John William Park, as well as photographs of the Thomas children, half-siblings of John William Park's daughter Virginia. The majority of the images show locations in Las Vegas, Nevada with a smaller number taken in Kentucky, Oklahoma, Colorado, and California. Also included are three photograph albums of William S. and John William Park as children.

The Joanne de Longchamps Papers date from 1938 to 1985 and document de Longchamps' career as a poet as well as her personal life. The collection contains photocopies of her published poems, poetry journals and magazines containing her work, and photocopies of her unpublished typewritten poetry. It also contains original correspondence from Joanne de Longchamps to her mother, Ruth Cutten, as well as photocopies of her correspondence to poet Harold Witt.

The Harry Hayden Whiteley Architectural Records are comprised of architectural records (1931-1970) created and/or maintained by the American architect Harry Hayden Whiteley and/or his architectural firm, known as Harry Hayden Whiteley and Associates. This collection includes 30.21 linear feet of materials including 45 items from over 30 projects. The collection focuses on his work in the Las Vegas and Reno, Nevada areas. The materials feature both architectural drawings and project files. Architectural drawings include pencil and ink on tracing paper preliminary sketches and mounted artist’s renderings used for presentations and promotional materials. Project files include project correspondence, photographs, and structural calculations. The drawings also contain work from the architect Paul Revere Williams. The collection includes architectural drawings for hotels, shopping plazas, residential developments, and office buildings.

The Bill Hughes Photographs (approximately 1980-2012) contains negatives, slides, prints, proofs, and born digital images created by local photographer and photojournalist Bill Hughes for publications including Las Vegas CityLife, Las Vegas Business Press, Las Vegas Weekly, as well as commercial clients. A portion of prints in the collection consist of modeling photographs Hughes took as part of his business. The digital images represent a variety of clients, and feature local bands, DJs, and performers in nightclubs and bars on the Strip and downtown Las Vegas. Also included in digital files are portraits, artistic photographs and self-portraits, and material used for Las Vegas Weekly, CityLife, and Business Press.