Correspondence between Moscow Zoo and Geoffrey Marr Vevers regarding the exchange of animals between the Zoological Society of London and Moscow Zoo. Also an article by V V Chernomordikov called 'On inherent and acquired food reactions in reptiles'

Letters from C J Battersby, of the British Museum (Natural History), regarding Dr Smith's specimens, the feeding of snakes, papers bought for Joan Procter, and Christmas greetings

Papers on the feeding of common reptiles at the Gardens of the Zoological Society of London, including correspondence from Country Life

Letters from the Zoological Society of London to the Ministry of Food regarding requirements of fish for the feeding of the sea-lions and fish-eating birds

Letter from Arthur F Astley to Philip Lutley Sclater regarding the subject of reptile feeding at the Zoo

Letters from the International Exhibition of Selected Works of Fine and Industrial Art and Scientific Inventions and Philip Lutley Sclater regarding cooperation in the plans of the commissioners and the formation of a collection of live specimens of the best breeds of home and foreign animals whose wools and principally used in the woollen and worsted manufacturers. Also a plan of the animal enclosures and estimate of food

Letter from Wilfred Mark Webb to Philip Lutley Sclater regarding the feeding of serpents in the Gardens of the Zoological Society of London

Guidance on substitute foods for birds during wartime

Letter to Mr Westwood of the Transport Department from the Superintendent regarding the collection of food waste for the pigs