Letters from Albert Geoffroy Saint-Hilaire, of the Jardin Zoologique D'Acclimatation to Philip Lutley Sclater regarding matters including the transport of kangaroos and birds to be sent to 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
Letter from Frederick Talbot, Secretary of the South Staffordshire Industrial and Fine Arts Exhibition 1869, to Philip Lutley Sclater requesting assistance to show birds and fish during the exhibition
Correspondence between Richard M Lockley of The Pembrokeshire Bird Protection Society and Julian Sorell Huxley requesting permission to nominate Huxley as Vice-President
List of birds presented to the Zoological Society of London by Alfred Ezra
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding the Stamford Raffles Award, the Scientific Fellowship, and articles on 'Utilisation By Man', 'Edible Nests' and 'Palatability of Birds and Eggs'
Correspondence and papers regarding 'A New Dictionary of Birds', a centenary publication of the British Ornithologists' Union, and edited by Sir Landsborough Thomson
Correspondence with K C Sen of The Variety of Birds Emporium, regarding shipments of animals to the Zoological Society of London
Correspondence with fa. Corstens-Vershuren regarding the purchase of birds by the Zoological Society of London
Correspondence with F Kimber & Sons, importers of animals and birds from all parts of the world, regarding surplus stock at the Zoological Society of London