- FondsButler - Samuel Butler Collection
- SeriesSection 2 (II) - Books and music written by Samuel Butler
- Subseries4 - Box 4
- File2 - God: Known and Unknown / Samuel Butler (Girard, Kansas: Haldeman-Julius)
- File3 - Charles Darwin and Samuel Butler: a step towards reconciliation / by Henry Festing Jones (London: A.C. Fifield, 1911)
- File4 - Ulysses: a dramatic oratorio in vocal score with accompaniment for the pianoforte / the words written and the music composed by Samuel Butler and Henry Festing Jones (London: Weekes & Co., 1904)
- File5 - 'MS., Proofs, & Revises of additional Preliminary Matter for the 1st & 2nd Impressions of the Memoir'
- File6 - Now & Then, No. 8, June 1923
- File7 - Offprint from Il Lambruschini, Anno IV, No. 3, [Trapani] September 1894
- File8 - Manuscript draft of an article on Gentile and Giovanni Bellini, by Samuel Butler
- File9 - 'The Subdivision of the Organic World into Animal and Vegetable'