Correspondence with Lady Olive Bailie regarding her trip to London Zoo and a tour of the birds, and invitation to see her collection of birds, and an offer of Masked Lovebirds for Lady Bailie
Letters from Spencer Fullerton Baird of Washington to Philip Lutley Sclater regarding ornithology
Letter from William Baird to Philip Lutley Sclater regarding a paper containing the description of the new aplysia
Letter from George Baker regarding his visit to the Zoological Society of London
Correspondence between the British Sailors Society and Geoffrey Marr Vevers regarding admission to the Zoological Society of London for trainee merchant seamen
Correspondence regarding a letter that Solly Zuckerman sent to Princess Margaret
Letters from Sir Samuel White Baker to Philip Lutley Sclater regarding notes and sketches of Hippotragus Bakeri
Correspondence between Stanley Baldwin and Geoffrey Marr Vevers regarding an offer of Indian reptiles to the Zoological Society of London