Letters from William Smith to David William Mitchell regarding the price of Reports and Proceedings of the Zoological Society of London
Letters from Alexander Shaw to David William Mitchell regarding tigers from Bombay sent to the Zoological Society of London
Letter from Sautet and Robinet to David William Mitchell regarding the destruction of insects in the Gardens of the Zoological Society of London
Secretary's reports on the Zoological Society of London
Letters from Sir Charles Beaumont Phipps to David William Mitchell regarding Prince Albert
Correspondence between G North Peal and Philip Lutley Sclater regarding the death of the previous Secretary of the Zoological Society of London, David William Mitchell
Letters from Sir Richard Owen to David William Mitchell regarding the cost of keeping elephants, his attendance at meetings of the Council of the Zoological Society of London, and his consent to act as Vice President
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 David William Mitchell and J A O'neill regarding queries about Sunday admissions to 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