Letter from Bristol Zoological Society to Geoffrey Marr Vevers regarding any animals or birds from East Africa which may be available
Correspondence between Antwerp Zoo and Geoffrey Marr Vevers regarding an exchange of animals between the Zoological Society of London and Antwerp Zoo, and a paper called 'Notes about our attempt to present snakes separated from the public by an invisible obstacle'
Correspondence between Auckland Zoo and George Soper Cansdale regarding a shipment of Keas to the Zoological Society of London. Also, a paper by the City of Auckland on Conditions of Appointment of Curator, Auckland Zoological Park
Correspondence between the Avicultural Society and George Soper Cansdale regarding an invitation for Cansdale and his wife to attended the nineteenth Meeting and Dinner of the British Aviculturists' Club, and ten Blue Masked Lovebirds that had arrived from the San Diego Zoo
Correspondence between Toronto Zoo and George Soper Cansdale regarding the Lord Chamberlain providing the Zoological Society of London with a pair of King's Swans from the River Thames, which were then sent to Toronto Zoo in exchange for Beavers. Also other exchanges between Toronto Zoo and the Zoological Society of London
Correspondence with George Soper Cansdale regarding enquiries to Zoo Life
Letter from Henry Francis Ainslie to Philip Lutley Sclater about plans for the erection by the Zoological Society of a new 'cats house or house for lions, tigers, and other large Felidae.'
Letters from James Anderson regarding a proposed Zoological Garden in Edinburgh, with a reply from Philip Lutley Sclater
Letters from Gambier Bolton to Philip Lutley Sclater regarding alterations and additions to the gardens of the Zoological Society of London due to the decline in visitors