Correspondence with Rio Grande Park Zoo regarding the acquisition of rare animals, such as Asiatic Rhinos

Correspondence with the Zoological Society of Jos regarding assistance from the Zoological Society of London

Negatives of views of Bristol and Paignton Zoos

Colour negatives of various views of Hong Kong Zoological and Botanical Gardens, dated 1975, 6 March 1977, 12 March 1977, 13 March 1977

Colour negatives of the Hong Kong Zoological and Botanical Gardens, and of Hong Kong from a helicopter, dated April 1975

Colour negatives of the Japan Snake Institute and Ueno Zoo, Tokyo

Colour negatives taken in the Hong Kong Zoological and Botanical Gardens, of the mammal house, dated November 1974; lemurs, marmosets, a Celebes ape and an agouti, dated 1975; orangutans, dated May 1978; a hand-reared squirrel monkey and other mammals, dated 25 September 1975

Colour negatives of views of Stuttgart, Frankfurt, Jakarta and Bogor Zoos

Black and white and colour photographs, mainly of various zoos, including Frankfurt, Berlin, Jersey, Antwerp, Stuttgart, Bristol, Paignton, Thoiry, Ueno (Tokyo) and Singapore, as well as images of herpetological specimens in captivity

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