Correspondence with Geoffrey Marr Vevers regarding general queries such as specimens of Hedgehogs, Birds of Prey, fencing for Bison, samples of bark, the flea Hectopsylla psittaci, insuring animals, big game hunters, a Llama cart, the well in the Zoological Gardens, cattle guards, the caring of monkeys as pets, a Tree Kangaroo named Minnie, the temperature in the Monkey House, bird life of the Cocos Islands, the bodies of Goldfish, measurements of the eyes of animals, photographs of the Penguin Pool and a broadcast on Children's Hour

Letters from Charles Jamrach to Philip Lutley Sclater regarding payments for animals including a bison and lions

Correspondence between the Duke of Bedford and Geoffrey Marr Vevers regarding getting European Bison from Poland, the Curator of the New York Zoological Society sending White-tailed deer to the Zoological Society of London, an offer of Chartley Cattle and Soay Sheep by the Duke of Bedford, a specimen of the under-coat of the Pere David's deer, the early history of Pere David's deer, an Indian Rhino being brought from Calcutta by ZSL Overseer L M Flewin, Wisent bulls in Stockholm, the rearing of Pere David's deer at Whipsnade, an exchange of Parakeets, and the importation of Pere David's deer to Australia,

Correspondence between the Duke of Bedford and Geoffrey Marr Vevers regarding the exchange of animals between the Zoological Society of London and Woburn Safari Park, information about Chillingham Cattle and supporting the herd, the feeding of deer, the Duke of Bedford becoming a Member of the Council of the Zoological Society of London, pheasants and water fowl from the Continent, meetings of the Council, Pere David's Deer, and the importation of a European Bison bull from Poland for the Duke of Bedford

Correspondence between the Department of Mines & Resources in Canada and Geoffrey Marr Vevers regarding a shipment of two bull bison for London Zoo

Correspondence between the Department of Mines & Resources in Canada and Geoffrey Marr Vevers regarding a donation of two young bull American bison from Elk Island

Correspondence between the Duke of Bedford and George Soper Cansdale regarding the import of animals from Taronga Park, Parrots to be imported to Barrington House in Haywards Heath, the importation of European Bison from Sweden for the Duke of Bedford, and the exchange of other animals