Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding the XI International Ornithological Congress, Scientific Meetings, the Medical Research Council's Radiobiological Research Unit, the International Congress of Zoology, Council Meetings, Goliath Herons, reports of the Prosectorial Sub-Committee, meetings of the Publication Committee, the British Ornithologists' Union, the proposed advertisement for the Curatorship of the Aquarium, Corresponding Membership, and meetings of the Selection Committee and Planning Committee
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding applications for the appointment as Veterinary Pathologist at the Zoological Society of London, Scientific Meetings, articles on Gambia, Gophers, the selection of recipients of the John Scott Medal Award, and the sequence of families in the systematic part of the Aves Zoo
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding Scientific Meetings and extraneous activities of staff
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding Scientific Meetings, meetings of the Publications Committee, David Attenborough's talk again his Madagascar trip, draft minutes, and candidates for the Scientific Fellowship
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding the Stamford Raffles Award, the Scientific Fellowship, and articles on 'Utilisation By Man', 'Edible Nests' and 'Palatability of Birds and Eggs'
Correspondence with Leonard Harrison-Matthews, Scientific Director of the Institute of Zoology
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding the Staff Relations Committee and the Men's Association, Committee and Council meetings, a pension scheme for staff of the Zoological Society of London and possible Trade Union objections to volunteer painting
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding Landsborough Thomson's nomination as Chairman of the Executive Committee of the Council for Nature, Scientific Meetings, references for Aves, and the lists of arrivals in the Gardens
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding Fellows of the Zoological Society of London, a list of people with a scientific interest in Tuberculosis and the Annual Meeting of the International Union of Directors of Zoological Gardens
Correspondence between Sir Arthur Landsborough Thomson and L Harrison Matthews regarding the publication 'Afrika' by Emil Schulthess