Notebook kept while at HMS EXCELLENT, Portsmouth in 1866; this includes 'a retrospect' account of his personal reflections in 1867. There is also an account of his reflection made during 1873; a notebook of 'person records of the Lewin family since the Hollies Estate came into their possession'; a copy of a lecture given by William H. Lewin for the Royal United Services Institution, in 1987, and entitled, 'The Proposed Naval College at Dartmouth.'