Letters from Lionel Walter Rothschild to Peter Chalmers Mitchell regarding the preparation of food for Rheas and Emus and agreeing that Mr Boulanger can take the Chimpanzee home
Letters from Henry Stephens Salt, Secretary of the Humanitarian League, to Philip Lutley Sclater regarding snake feeding at London Zoo
Letters from Henry Scherren to Philip Lutley Sclater regarding corrections to the proof of 'Region' and the banning of members of the public during feeding time in the Reptile House
Correspondence between Taylor, Sons and Humbert and Clarence Bartlett regarding the feeding of pythons and other snakes upon live animals
Correspondence between the University of Hull and Geoffrey Marr Vevers regarding the design of cages to hold fowls or rabbits and samples of drinking and feeding vessels, the appointment of an Assistant Lecturer in the Department of Zoology, artificial lighting for birds, the import of Macaws, and a source of supply of Chrysotis