Correspondence between Bristol Zoo and Geoffrey Marr Vevers regarding a collection from Philadelphia for the Zoological Society of London, a pair of Husky Dogs for Bristol Zoo, the transfer of surplus animals from Alabi, By-Laws of the Zoological Society of London, import licences, a shipment of raccoons, a Duiker onboard Ocean Fame for the Zoological Society of London, an order for a pair of Sea Lions, information on staff salary scales, a Serval Cat donated by Manchester Zoo and pathological information regarding primary amyloidosis
Correspondence with Roderick Brinkman regarding his flock of homing budgerigars
Letters from Frederic Brine to Philip Lutley Sclater regarding the living conditions of a gorilla, a sacred white elephant which was said to have been in Siam but which he refuted, and the height and weight of Jumbo and Jenny
Correspondence between C Bretell and Geoffrey Marr Vevers regarding the offer to bring live animals from Kenya to the Zoological Society of London
Letters from Alfred Edmund Brehm to Philip Lutley Sclater
Papers of the Breeding Policy Sub-Committees on Infertility, Selection and Fertility Control
Correspondence of the Breeding Policy Committee of the Zoological Society of London
Reports of the Gene Bank for the Breeding Policy Committee, later the Committee of the Wellcome Institute of Comparative Physiology, of the Zoological Society of London