- FondsButler - Samuel Butler Collection
- SeriesSection 2 (II) - Books and music written by Samuel Butler
- Subseries8 - Box 8
- File1 - 'Certain Notes: Transcribed from the manuscripts & presented by Kenneth Hopkins in the manner perhaps of Samuel Butler'
- File2 - 'Samuel Butler & Miss E. M. A. Savage: Four Unpublished Letters', edited by Kenneth Hopkins
- File3 - 'A Reconsideration of Samuel Butler's "Shakespeare's Sonnets Reconsidered"', by Hans-Peter Breuer
- File4 - Samuel Butler and Miss E. M. A. Savage: further correspondence / edited by Kenneth Hopkins (North Walsham: Warren House Press, 1976)
- File5 - The Enfant Terrible Again: newly discovered notes / edited by Kenneth Hopkins (North Walsham: Warren House Press, 1974)
- File6 - The Humour of Homer: a lecture delivered at the Working Men's College, Great Ormond Street, London, January 30th, 1892 / by Samuel Butler (Cambridge: Metcalfe and Co., 1892)
- 5 more...