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contains photocopies of her published poems, poetry journals and magazines containing her work, and photocopies of her unpublished typewritten poetry.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 Jeanne Russell Janish Papers span the years 1833 through 1994 with an emphasis on 1894 to 1994. The materials of the illustrator and watercolorist include her school records, research papers, diaries, and personal correspondence. There are two original book manuscripts, dried flowers, hand-woven rugs, a variety of art supplies and tools, and approximately 140 watercolor paintings and pencil sketches of various scenes and subjects, created in China, Florida, and the American Southwest.

The Squires Family Photographs document the Squires Family and the development of the Las Vegas Valley in Nevada from approximately 1860 to 1980, with a bulk of the photographs depicting people and events from 1900 to 1950. The photographs depict the Euro-American settlement and growth of Las Vegas, Nevada; traveling and exploration of Southern Nevada and the Southwestern United States; the Hoover (Boulder) Dam and the Colorado River; clubs and social groups; and the Squires Family, especially prominent newspaper editor and publisher Charles Pember (C. P. or “Pop”) Squires, Delphine “Mom” Anderson Squires, and their children.