Letters from Nelson, Captain Richard John to Charles Lyell, 14 September 1837 - 12 June 1872

From Lieutenant Nelson, summarised as 'on Nova Scotia & Gesners book etc. No teeth marks on bones gnawed by hyenas at Grahams Town'. And [now as] Major Nelson [39 years after their first acquaintance and 21 years since they met] at Penlee Stoke, Devonport, 'Enquiry as to term Pleistocene' which includes his drawings of species he has observed at sea, including shark, cuttlefish and mention of Sea Serpents.