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
Papers regarding the symposia 'Zoos and Conservation' at the Zoological Society of London, including correspondence, speeches and reports
Draft notes by Julian Huxley on visits to the Zoological Gardens at New York (Bronx Park), Philadelphia, Washington DC, Paris (Vincennes), Hamburg, Berlin, Munich (Hellabrunn) and Frankfort, also the Aquarium at Chicago
Correspondence with Oliver Graham Jones regarding the order of a breeding pair of Kudu, the new Antelope accommodation and the African Ecology Project
Correspondence between G Kenneth Whitehead and George Soper Cansdale regarding the stock of Muntjac at London and Whipsnade Zoos
Plans showing proposed alterations to the Great Ape Breeding Colony
Minutes of the Breeding Policy Committee, later the Committee of the Wellcome Institute of Comparative Physiology, of the Zoological Society of London