Letters from Alphonse Milne-Edwards, Director of the Menagerie au Museum d'histoire naturelle, to Philip Lutley Sclater
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
Letter to Dr F C Fraser of the British Museum (Natural History) regarding his name being put forward as the Society's representative on the National Committee of Biology
Correspondence between the Geological Survey & Museum and Geoffrey Marr Vevers regarding wells in the Zoological Society of London Gardens
Letters from John Gould regarding a Zebra that was exhibiting signs of tetanus, the request of a salary of £50 for the new arrangement by the Museum Committee, an expedition to collect specimens for the Zoological Society of London and several gifts to the Society
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 Thomas de Grey to Philip Lutley Sclater regarding his expedition down the Rocky Mountains into New Mexico, skeletons of mammals for the Cambridge museum, and a paper on West Indian Microlepidoptera for the Proceedings of the Zoological Society of London
Correspondence between Sir Sidney Frederick Harmer and Joan Procter regarding Procter's remuneration and the Natural History Museum, articles in the press about Procter, a joint paper published by Procter and Dr Malcolm Smith, and Procter leaving the Natural History Museum
Lists specimens in the Museum, with an arrival date, whether stuffed or in spirit, country, how obtained, and occasionally who deposited them. Arrival dates are from 1827-1840. Split into three groups of animals. Some specimens are from Sir Stamford Raffles' Sumatran collection.
Letters from William Saville Kent of the Museum and Institute of Pisciculture Society Limited, to Philip Lutley Sclater regarding the establishment of a marine observatory and laboratory in connection with the Brighton Aquarium, his appointment as Inspector of Fisheries to the Government of Tasmania, his application to become a Fellow of the Zoological Society of London, his inspection of the fish house, enquiries about the vacant post of Prosector, and a proposed British Zoological Station for the study of marine animals and plats with relation to the advancement of the sciences of biology and economic pisciculture