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
Letters from Sir Charles Beaumont Phipps to David William Mitchell regarding Prince Albert
Letter from Sautet and Robinet to David William Mitchell regarding the destruction of insects in the Gardens of the Zoological Society of London
Letters from Robert A Mitchell to Philip Lutley Sclater regarding committee meetings of the Zoological Society of London and the settlement of his late brother's affairs and a claim by the Zoological Society
Letters from Upton, Upton & Johnson regarding the Zoological Society of London's claim against Mr Mitchell's late brother and late Secretary of the Society, Mr David William Mitchell
Correspondence between W Batty of Astley's Amphitheatre, to David William Mitchell regarding the price for two elephants
Correspondence between Edward Blyth and David William Mitchell regarding the shipment of animals to the Zoological Society of London
Correspondence between Hamet Saffi Canaana, the Keeper of Obaysch, and David William Mitchell regarding his service at the Zoological Society of London, with receipts
Letter from David William Mitchell to John Alexander Hope, 6th Earl of Hopetoun, regarding his membership of 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