Letter from H C Fyfe of the Royal Institution, to Philip Lutley Sclater requesting the two bandoliers, and other objects, for Professor Lankester's lecture on 'The New Mammal from Central Africa'

Letter from The Graphic to Philip Lutley Sclater regarding a drawing by Sir Harry Johnston of his new mammal

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

Letters from Alfred Russel Wallace to Philip Lutley Sclater regarding the purchase of a joint residential estate, extracts read at meetings of the Zoological Society of London, papers for the Proceedings of the Zoological Society of London and Natural Science, his publication on 'Monkeys - their structure, affinities and distribution', a shipment of birds for the Society, improvements to the Gardens of the Zoological Society of London, notes on the Umbrella Bird, his election as a Fellow, papers on marine mammals, opinions on theories by Darwin, Birds of Paradise, and a list of butterflies of Costa Rica

List of mammals and birds on deposit as of 11th September 1939

Report on the Aquarium to the War Emergency Committee

Correspondence between James Thompson, Head Keeper at London Zoo, and David William Mitchell regarding the expense to carry out the experiment of rearing mammals and birds in the Hill Country for transmission to Enland, and the transmission of a collection of Himalayan pheasants to the Zoological Society of London

Correspondence regarding the construction of a Small Mammal House at ZSL London Zoo

Correspondence between James & Hodder and Geoffrey Marr Vevers regarding the collection of mammals and birds from the Philadelphia Zoo which arrived on the S.S.Sofie Bakke for the Zoological Society of London

Correspondence with Geoffrey Marr Vevers regarding queries about mammals such as an offer of a Lioness for mating, the measurements of Camels, Toto the Lesser Kudu, Mink breeders, Monkeys from East Africa, Quaggas, the gestation period of a Giraffe, Horned Hares, and domesticating the Paca and Capybara