Letters from Christian Gottfried Ehrenberg, Secretary of Carolinische Akademie de Naturforsche, acknowledging receipt of the Proceedings of the Zoological Society for 1830-31
Letters from A de Borre of the Musee Royal d'Histoire Naturelle Brussels, to Philip Lutley Sclater
Letter from J G Vidjen of the Queensland Acclimatisation Society, to Philip Lutley Sclater regarding a shipment of birds for the Zoological Society of London
Correspondence between the British Museum (Natural History) and Sheffield Airey Neave regarding delegates to the Conference on Nature Preservation in Post-War Reconstruction, and a meeting of the Council
Letter from P J Fuss, Secretary of the Perpetuelle de l'Academie Imperiale des Sciences, giving thanks for Volume I of the Zoological Society of London Transactions
Letter from Magrath regarding plans of a museum. He remarks that they are less expensive than Anglesea or the Duke of Buckingham's House
Letter from George Bentham to Nicholas Aylward Vigors regarding the request of a room at the Horticultural Society for the monthly meeting of the Zoological Society of London
Letters from Thomas Henry Huxley to Philip Lutley Sclater asking about available birds for dissection, meetings of the Council of the Zoological Society of London, proofs and woodcuts for a paper, specimens of birds and the Marine Biological Association
Letter sent by G P Clifford to Philip Lutley Sclater regarding birds sent by the Otago Acclimatisation Society to the Zoological Society of London
Letters from Alexander Agassiz to Philip Lutley Sclater about the collections of British Museum and Jardin du Plantes, Paris