Correspondence between Antwerp Zoo and Geoffrey Marr Vevers regarding an exchange of animals between the Zoological Society of London and Antwerp Zoo, and a paper called 'Notes about our attempt to present snakes separated from the public by an invisible obstacle'

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

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

Colour negatives of Mrs Ray Romer with a baby gorilla at Frankfurt Zoo, and views of Antwerp and Stuttgart Zoo, along with some personal images, dated June to July 1975; Colour negatives of Mrs Ray Romer with a baby gorilla and a baby orangutan at Frankfurt Zoo, along with various views of that zoo and of Hong Kong Zoological and Botanical Gardens, plus some personal images, dated July 1975

Correspondence between the Zoo-Centre in Brussels and Geoffrey Marr Vevers regarding the transfer of birds and Wallabies

Report on a week-end visit to the Zoological Gardens of Antwerp, Rotterdam and Amsterdam by Dr G M Vevers

Correspondence between the Societe Royale de Zoologie D'Anvers in Antwerp and Geoffrey Marr Vevers regarding a lioness called Raie which was sent by the Zoological Society of London, and a Chimpanzee which was sent by the Societe Royale de Zoologie D'Anvers to the Zoological Society of London