Letters from John Samuel Budgett to Philip Lutley Sclater regarding his research on okapis and expeditions to study polypterus

Minutes of a meeting of the Committee for Research on the Okapi at the Zoological Society of London

Minutes of a meeting of the Committee for Research on the Okapi

Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding meetings of the Selection Committee, the Annual Report, meetings of the Finance Committee, meetings of the Publications Committee, statement of the duties of Honorary Officers, the arrangement of Committees, abstracts in the Ibis, the Zoological Record, the Chairman of the Pink Elephants, the Proceedings of the Zoological Society of London, Scientific Meetings, the British Guiana expedition, meetings of the Prosectorial Committee, the United Workers' Association, Professional Fellows, the Medical Research Council, the Centenary celebration of Madras Zoo, allegations against staff, Gerbils of the genus Meriones, and cases of controlling inter-current tuberculosis among colonies of monkeys

Letters from Robert Oliver Cunningham to Philip Lutley Sclater regarding his research and other papers

Correspondence between Cartwright Farmiloe and Geoffrey Marr Vevers regarding a research apiary

Correspondence between James Fisher and Geoffrey Marr Vevers regarding research into raven, crows, rooks and jackdaws

Correspondence between Brian Vesey Fitzgerald and Geoffrey Marr Vevers on feeding bats for a research project on malaria in bats in Palestine

Correspondence between R E Glover and George Soper Cansdale regarding the supply of West African monkeys for research work in England

Correspondence with W P Heuschele, Veterinarian at San Diego Zoological Garden regarding the minutes of a meeting of the Research Council of the Biological Research Institute