Letters from Hugh Childers to Philip Lutley Sclater regarding expeditions by the Admiralty to observe the transit of venus
Letter from Eustace Chaplin to Philip Lutley Sclater to cancel the subscription to the Zoological Society of London
Letters regarding the appointment of Henry Gascoyne Maurice as President of the Zoological Society of London, and the Trust's application for new accommodation in the Society's premises
Correspondence between Jean Delacour of the New York Zoological Society and Sheffield Airey Neave regarding Delacour's nomination as an Extraordinary Member of the Council
Correspondence between Fact Photography, Photo Coverage and the Zoological Society of London regarding photography services
Correspondence regarding W J C Frost being commissioned by the Council of the Zoological Society of London to collect Birds of Paradise and Crowned Pigeons for London Zoo
Correspondence between the Institute of Child Health at the University of London and the Zoological Society of London regarding observations of infant feeding in the Gardens
Correspondence between Eunice Kidd, Chairman of the Small Livestock Sales Sub-Committee of the Red Cross Agriculture Fund, and the Zoological Society of London regarding a poultry sale held in the Gardens
Letters from Sir Francis Lindley to the Zoological Society of London regarding voting in a meeting of the Council. Also an offer to collect crayfish and trout
Letter from the Marine Biological Association of the United Kingdom to the Zoological Society of London regarding the transportation of six tubes, some flat fish (lemon soles and plaice), a few rays, dogfish and some spider crabs. Also a price list of marine specimens