Letters from Gerald Chetwynd Talbot, Private Secretary to the Governor General of India, to David William Mitchell regarding occurrences in the upper provinces of India which prevent the sending of Himalayan birds to England and the agent sent to Calcutta by the Zoological Society of London, a wild goat sent for presentation to Prince Albert, and a collection of hill birds for Prince Albert

Copy of a letter from Earl Charles John Canning to Colonel Phipps regarding birds in Calcutta and an expedition by an agent of the Zoological Society of London

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

Files relating to a trip Thompson took to Calcutta to bring back animals. Includes finances, bills and a brief diary.

Correspondence with Professor K Lorenz regarding a grey lag, a jackdaw and a mallard to be taken to Lime Grove, a paper on the ethology of the European Bullfinch by Dr Jurgen Nicolai, and a request for bullfinches from Calcutta

Correspondence between Ellerman & Bucknall Steamship Co. Ltd and Geoffrey Marr Vevers regarding a shipment of birds, leopards and sundries from Calcutta to Colombo

Letters from Grindlay and Co to Philip Lutley Sclater regarding the transport of animals and birds from Calcutta

Correspondence with S T Hussain and Sons, Livestock Dealers in Calcutta, regarding the sale of animals to the Zoological Society of London

Correspondence between the Zoological Garden in Alipore and Geoffrey Marr Vevers regarding specimens collected by Mr Frost, and a request for Chimpanzees and a Pigmy Hippopotamus

Correspondence with Geoffrey Marr Vevers regarding the exchange of animals between Calcutta Zoo and the Zoological Society of London