Two deeds between Dr Christine Hawkey, ZSL, The British Heart Foundation and the National Research Development Corporation regarding the assignment to, and use by, the NRDC of an invention by Dr Hawkey: "Isolation of Biologically Active Materials Influence
Correspondence between J Delacour and George Soper Cansdale regarding the collecting of animals for the Zoological Society of London
Correspondence between Jean Delacour and Geoffrey Marr Vevers regarding the acquisition and transport of Pere David's Deer from the Duke of Bedford for New York Zoological Society, and also the the transport of snakes
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
Letter from Mr Delaunay regarding a shipment of Wallabies
Letter from J Van Denburgh of the California Academy of Sciences, regarding publications of Joan Procter and Mr Boulenger which she sent to him
Letter from Solly Zuckerman to P H Denton regarding a press release about proposed changes in the Charter and Byelaws of the Zoological Society of London