Letters from Rajendra Mullick to David William Mitchell giving thanks for a shipment of birds shipped from the Zoological Society of London and reports on zoology, and birds and animals onboard the Prince of Wales for the Zoological Society of London
Letters from Charles Augustus Murray to David William Mitchell regarding the shipment of animals to the the Gardens of the Zoological Society of London from Egypt, with receipts
Correspondence between Sir James Outram and David William Mitchell regarding an offer of tigers and a request for game birds, hunting cheetahs, the common leopard, hyenas, jackals and wolves
Correspondence between R Page and the Zoological Society of London regarding an examination of dark trout, and the collection of fish for the Aquarium
Letters from Sir Francis John Pakenham to Philip Lutley Sclater regarding the Picomayo expedition and Mr Kerr's collection
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 C Reiche to Philip Lutley Sclater regarding the transportation of a sealion and a pair of ostriches to the Zoological Society of London
Letters from Herbrand Arthur Russell to Philip Lutley Sclater regarding the purchase of animals, his election as member of the council of the Zoological Society, his attendance at meetings and the appointment of a veterinary surgeon at the Zoological Society
Letters from W J Schalabear from Havanna regarding explanatory sketches to illustrate the paper showing the economy of the genus Urania, two species of lizards he thought to be Ptyodactylus but look like Spheriodactylus, and the death of a man in Havanna called Douglas who was sent to collect specimens for Dr Hooker but contracted fever (the British Consul had what specimens he had collected)
Letters from Frederick Courteney Selous to Philip Lutley Sclater regarding his papers, notes on his egg collecting trip to Asia Minor, admission to the Gardens of the Zoological Society of London, a donation towards the International Congress of Zoology, notes on the red Rhebuck, meetings the Zoological Society of London, the horns of a white rhinoceros, his election as a corresponding member of the Society and accounts of his travels