Correspondence with Geoffrey Marr Vevers regarding queries about birds, such as Java Sparrows, steps that should be taken by the Government of Malta to procure Swans, a request for a pair of Garganey, black Swans in a park in Kirkcaldy, and the average life of a Cormorant

Correspondence between Sydney Porter and Geoffrey Marr Vevers regarding donations of birds to the Zoological Society of London

Letters from Sir Robert Ker Porter in Caracas thanking Bennett for the his letter and Proceedings of the Society's committees, the good health of a tapir, a bear belonging to a resident in Caracas, a bird called Curapoas (or Forvies), the shipment of a Capuchin Monkey, 'a very curious little animals of the weasel kind, and six land tortoises by the Brig 'Pedraza', a consignment he received save for the weasel which was washed overboard, and descriptions of the consignment in the 'Pedraza'

Plans relating to proposed garden improvements, with papers regarding the future of the parrot collection, a report by the curator of mammals and birds and Parrot House plans

Plans of the bird house for Carmine Bee Eaters

Correspondence between the People's Dispensary for Sick Animals of the Poor and Geoffrey Marr Vevers regarding records of animals and birds on war service for the Imperial War Museum and Forces Mascots

Letters from Sir Richard Owen to Philip Lutley Sclater on subjects such as plates of the Dodo, papers on bird bones, notes on the dissection of a penguin, cetacean drawings, chambered shells, drawings of birds from Madras, photographs of harpagornis and his papers on diornis