Correspondence between E H Tong and George Soper Cansdale regarding matters at Whipsnade, including causes of deaths of animals, animal record cards, the Canadian Department of Mines and Resources, the acquisition of animals, and animals on deposit from Germany
Correspondence with E H Tong regarding the exchange of Red-breasted Geese, and the measurements of the Elephant called 'Carla' which was being returned to Hanover
Letters from Carl Jacob Sundevall, Director of the Royal Museum Stockholm, to Philip Lutley Sclater regarding specimens found in the Museum such as Galapagos birds
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
Correspondence between L Rule and George Soper Cansdale regarding the return of animal from the Zoological Society of London to Germany
Correspondence between Prague Zoo and Geoffrey Marr Vevers regarding a pair of Bennett's Wallabies which were sent to Prague Zoo by the Zoological Society of London
Correspondence with public about Pipaluk and Mosa, ex-ZSL polar bears, in Katowice Zoo, Poland
Letters from L M Flewin to the Food and Agriculture Division in Germany regarding the post mortem results of Racoons taken from Hanover Zoo, and a post mortem certificate for a Wild Horse
Correspondence between W Hopkinson and George Soper Cansdale regarding an enquiry from the Zoological Gardens Board of Western Australia in connection with the offer they had received from Poly-Zoo Ltd of Antwerp, for the supply of a pair of Polar Bears
Correspondence between the Zoo-Centre in Brussels and Geoffrey Marr Vevers regarding the transfer of birds and Wallabies