Letter from Edward Roche to Philip Lutley Sclater regarding birds and other animals being delivered, such as black necked swans, pheasants and antelope
Letters from Lionel Walter Rothschild, 2nd Baron Rothschild, to Philip Lutley Sclater regarding an expedition to the Sandwich Islands, papers on birds of the Sandwich Islands, drawings of a Rail, ornithological exhibitions, the sale of a rhinoceros, his drawing of a rhinoceros to be published in the Proceedings of the Zoological Society of London, his Cassowaries at Tring, a transfer of Tragelaphus, Galapagos Tortoises, Eclectus Parrots, Lemurs and Zebras
Letters from Sir Robert Ker Porter in Caracas thanking Bennett for the his letter and Proceedings of the Society's committees, the good health of a tapir, a bear belonging to a resident in Caracas, a bird called Curapoas (or Forvies), the shipment of a Capuchin Monkey, 'a very curious little animals of the weasel kind, and six land tortoises by the Brig 'Pedraza', a consignment he received save for the weasel which was washed overboard, and descriptions of the consignment in the 'Pedraza'
Letters from Christian Anton Goering to Philip Lutley Sclater regarding his visit to Venezuela and discovery of birds of Merida
Letter from Georgina Hamilton Goodfellow to Philip Lutley Sclater regarding her husband, Mr Hamilton Goodfellow, who was detained on the charge of having stolen a bird from London Zoo
Letter from Walter Hamilton Goodfellow to Philip Lutley Sclater, apologising for stealing a bird from London Zoo
Letters from Grindlay and Co to Philip Lutley Sclater regarding the transport of animals and birds from Calcutta
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