1. Snape C. (1857) Surrey County Lunatic Asylum. Report of the Visiting Justices: report of the Resident Medical Superintendent. Unpublished documents. Surrey County Archives.
2. A treatise on insanity and other disorders affecting the mind.
3. Morison A. , (1846) Surrey County Lunatic Asylum. Report of the Visiting Justices: report of the Visiting Physician. Unpublished documents. Surrey County Archives.
4. Conolly J. (1858) The physiognomy of insanity. Medical Times and Gazette.
5. Morison A. , (1838) The Physiognomy of Mental Diseases. London.