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Correspondence between Tel Aviv Zoo and Geoffrey Marr Vevers regarding an exchange of animals between the Zoological Society of London and Tel Aviv Zoo

Letter from the Royal Zoological Society of London regarding any difference in the height of an Elephant when standing and when lying on its side. Also a paper on 'The Birth of an Asiatic Elephant' by Dr Ellen M Hindle (based on a report by Dr Lamberto Crudi, Director, Zoological Gardens, Rome)

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

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

Correspondence with The Dudley Zoological Society regarding annual attendance figures

Letter to Sir Edward Hallstrom, Executive Director of Taronga Zoological Park Trust, regarding the International Union of Directors of Zoological Gardens

Correspondence with W P Heuschele, Veterinarian at San Diego Zoological Garden regarding the minutes of a meeting of the Research Council of the Biological Research Institute

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

Correspondence with Dierenpark Wassenaar regarding formula used for hummingbirds and the exchange of animals