4 letters from unknown authors to David William Mitchell regarding membership of the Zoological Society of London, a large blood hound for the Society and the transportation of animals
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
Correspondence between the Zoological Garden in Alipore and the Zoological Society of London regarding a collection for the Society being shipped from Colombo to Calcutta by Mr Osman Hill