Letters from Sir George Clerk to David William Mitchell regarding the Chancellor of the Exchequer and the purchase of a museum collection of the Zoological Society of London

Letter from Sir Charles Wood, 1st Viscount Halifax, regarding the museum collection of the Zoological Society of London

Correspondence between British Museum (Natural History) and Geoffrey Marr Vevers regarding a report of a Black-Headed Gull to the Bird-Ringing Committee at the British Museum of Natural History, articles on Okapi by Reginald Innes Pocock, an account of the baby Dendrohyrax by Cecil Stanley Webb , Antarctic Seals, skins and skulls of small carnivores, the fox which the Zoological Society of London received from Tel Aviv Gardens, an exhibition of Tree Hyraxes, exhibits for Major Cottam, donations of specimens to the British Museum (Natural History), mongoose skins, Tangier Smith's location in Sze Chuan to locate the original Pandas, the release of Kodiak Bears at Whipsnade Zoo, publications by Doubleday on the Giant Panda, rings for a Golden Eagle from the Bird-Ringing Committee, the species of Monkey from Northern Nigeria, a Leopard from the Himalayas, measurements of the Kodiak Bears called Kam and Schatka at Whipsnade, and a donation of Hedgehogs to the USA

Report on the status and operation of the British Museum (Natural History), and damage suffered as a result of enemy action

List of specimens sent to British Museum. Presumably compiled by JE Gray and GR Gray before their published version in 1846. Lists reveal 803 mammals, 4425 birds, 663 bird skins, 21 human skulls with origins

"List of the Specimens of Mammalia in the Collection of the British Museum.", 1843. Copy signed by Hodgson. Not annotated. "List of the Specimens of Birds in the Collection of the British Museum. Part I - Accipitres.", 1844. Copy signed by Hodgson. Not annotated. "Catalogue of the Specimens of Mammalia in the Collection of the British Museum. Part III. Ungulata furcipeda.", 1852. Copy annotated by Hodgson. "Catalogue of the Specimens and Drawings of Mammals, Birds, Reptiles, and Fishes of Nepal and Tibet, presented by B.H. Hodgson, Esq., to the British Museum. Second Edition.", 1863. Three copies annotated by Hodgson.

Copy of Conveyance of lands and premises at Quex Park, Birchington, Isle of Thanet in the County of Kent for the purpose of a museum from Percy Horace Gordon Powell-Cotton to Trustees of the Powell-Cotton Museum

Letters from John Edward Grey of the British Museum to Philip Lutley Sclater regarding the key to the gardens of the Zoological Society of London, a paper on tortoises, specimens of a monkey and lemur to be exhibited at a meeting, the death of a gorilla, meetings of the Council, and reports of the Proceedings of the Zoological Society of London

Letters from Alphonse Milne-Edwards, Director of the Menagerie au Museum d'histoire naturelle, to Philip Lutley Sclater

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