Letter from Sir Charles Wood, 1st Viscount Halifax, regarding the museum collection of the Zoological Society of London
Letters from Jules Verreaux of the Museum d'Histoire Naturelle, to Philip Lutley Sclater
Letter from the Secretary of the United Services Museum, accompanying two specimens of birds killed in Mexico and of a Scoter killed at Southampton. The letter asks the Zoological Society of London to inspect and return them
Letter from Michael Rogers Oldfield Thomas of the British Museum (Natural History) to Philip Lutley Sclater regarding the skin of a giraffe
Letters from Sir Lawrence Alma Tadema regarding an unmounted lion's skin and a letter in support of an artist being allowed to study in the Zoological Gardens
Letter from William Henry Sykes to Philip Lutley Sclater regarding the Indian Museum
Letter from M Swainson regarding the collection of fish purchased from the Zoological Society of London from the museum of Mr Guilding
Letters from Carl Jacob Sundevall, Director of the Royal Museum Stockholm, to Philip Lutley Sclater regarding specimens found in the Museum such as Galapagos birds
Letters from Wilhelm Carl Hartwig Peters of the Museum Regium Zoologicum, to Philip Lutley Sclater regarding Huxley's paper, a sketch of the plan of the monkey house, plates, specimens in his possession, and his memoirs
Notes and memos including a Report of the Council and Report of the Auditors of the Zoological Society of London read at the Anniversary Meeting, a meeting of naturalists at the British Museum, extracts from letters to Mr Owen, and Edward Turner Bennett's account of Macropus Parryi