Letter from R Leyland referring to the publication of Curtis and Stevens on British Insects. He says he may be able to send some insects not very common in the south. Also includes a list of genera 'which would be acceptable here'
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
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
Letter from M Swainson regarding the collection of fish purchased from the Zoological Society of London from the museum of Mr Guilding
Letter from William Henry Sykes to Philip Lutley Sclater regarding the Indian Museum
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 Michael Rogers Oldfield Thomas of the British Museum (Natural History) to Philip Lutley Sclater regarding the skin of a giraffe
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
Letters from Jules Verreaux of the Museum d'Histoire Naturelle, to Philip Lutley Sclater
Letter from Sir Charles Wood, 1st Viscount Halifax, regarding the museum collection of the Zoological Society of London