Correspondence between Auckland Zoo and George Soper Cansdale regarding a shipment of Keas to the Zoological Society of London. Also, a paper by the City of Auckland on Conditions of Appointment of Curator, Auckland Zoological Park

Correspondence with David Attenborough regarding the diet of Giant Pangolins, a Zoo Quest trip to Paraguay and a request for supplies, a collection of birds, Gerald Durrell's hopes to set up a zoo in Jersey, and two bottle-nosed Dolphins that were caught in the Adriatic and taken to Plymouth by the BBC Natural History Unit

Letter from Arthur F Astley to Philip Lutley Sclater regarding the subject of reptile feeding at the Zoo

Correspondence between Antwerp Zoo and Geoffrey Marr Vevers regarding an exchange of animals between the Zoological Society of London and Antwerp Zoo, and a paper called 'Notes about our attempt to present snakes separated from the public by an invisible obstacle'

Letter from Antwerp Zoo, with papers on Consideration Upon the Necessity of Coordinating All Observations Taken on Okapis Living in Captivity, and Ways in Exhibiting Birds in Cages

Letters from Captain W Ansell to Geoffrey Marr Vevers regarding an offer to collect animals from Eastern Tibet for the Zoological Society of London

List of animals that might be disposed of in the event of war, with a list of animals that were destroyed from the commenced of war to October 18th 1939 (apart from Aquarium stock)

Reports of the Director, Pathologist, and Curator of Birds for the Animal Welfare and Husbandry Committee of the Zoological Society of London. Also, memorandums, zoo development plan, agendas and minutes, list of tranquilizers used in hospital, a syllabus for keepers' instructional course, and a preliminary list of proposed names of persons to be circularised in connection with morphological work to be carried out on rare animals at present in or likely to arrive at the prosectorium

An album of black and white and colour photographs, including images of herpetofauna (snakes, frogs and crocodiles) in captivity and in the wild, as well as various zoo reptile enclosures, including Berlin, Frankfurt, Stuttgart, Singapore and Chester

Letter from Leopold Charles Maurice Stennett to Philip Lutley Sclater offering to get anything he wished during his trip to South Africa, and thanking him for a recent zoo ticket