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

Letter from Antwerp Zoo, with papers on Consideration Upon the Necessity of Coordinating All Observations Taken on Okapis Living in Captivity, and Ways in Exhibiting Birds in Cages

Letter from Arthur F Astley to Philip Lutley Sclater regarding the subject of reptile feeding at the Zoo

Letter from George Atkins to Philip Lutley Sclater regarding an animal that was found in Sierra Leone and exhibited at the Sierra Leone Exhibition

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

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

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

Black and white photographs of 'unusually coloured cobras' (Naja naja) in captivity in Hong Kong, dated 21 December 1979 and 12 January 1980

Reports by the Curator of Mammals for the Breeding Policy Committee, later the Committee of the Wellcome Institute of Comparative Physiology, of the Zoological Society of London

Colour negatives of Indian python in captivity, dated 3 January 1976; captive jaguars, dated 17 June 1977; a hatching budgerigar and of a macaque/Celebes ape (Macaca nigra) and baby, dated September 1977; snakes in captivity, and some personal images, dated 25 December 1979