Memorandum regarding periods of fertility and the fertility rates of the various species of mammals on Exhibition at the Gardens of the Zoological Society of London since 1826
Correspondence with Joyce Raven regarding the breeding of Giant Pandas
Papers of the Breeding Policy Committee of the Zoological Society of London. The Breeding Policy Committee became the Committee of the Wellcome Institute of Comparative Physiology in 1971
Papers of the Breeding Policy Sub-Committees on Infertility, Selection and Fertility Control
Black and white and colour photographs, including images of herpetofauna (snakes, turtles and frogs) in captivity and in the wild, as well as views of habitats in Hong Kong
Unmounted colour transparencies of captive snakes
Black and white negatives and accompanying proof sheet of a macaque/Celebes ape (Macaca nigra) and baby in Hong Kong Zoological and Botanical Gardens, dated 1 January 1972; colour negatives of a young jaguar with J D Romer, and of snakes (Rhabdophis subminiatus) in captivity, probably in Hong Kong, dated February to March 1980