About the collections
- John and Mary Frantz Skeptics’ Library
- James Hervey Johnson Freethought and Humanist Library
- Jo Ann Boydston Library of American Philosophical Naturalism
- Humanist Institute Collection, including the Joseph Blau Collection
- Arnold B. Levy Collection of Literary, Artistic & Scientific Hoaxes in Honor of Steve Allen
- Hal Verb Little Blue Book Collection
- Rare Book Room
- Prometheus Repository
- Archives
- Periodicals
- General Collection
- Other Collections
