The Ruth Wilson Papers predominantly consists of a series of lecture notes and typescripts on Japanese culture, history, and language. The other series to be found in the collection is a typescript, titled "Cruising for a Florida State Park," detailing an expedition into Volusia country taken with the aim of discovering historic sites in the county, with accompanying photographs of said sites. Also included is a typescript of an article by John James Audubon titled "A Naturalist's Excursion in Florida."

The Charles T. Simpson collection contains photographs, account statements, letters, minutes, contracts, typescripts, articles, certificates, membership cards, manuscripts, notes, photocopies, and a plant specimen, which document the lengthy botanical and zoological career of the early 20th century naturalist.