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

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

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

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

Letters from William Bateson of the John Innes Horticultural Institution regarding frogs and further research

Letters from Henry Walter Bates to Philip Lutley Sclater regarding his research and animals collected by Paul Du Chaillu

Minutes of the Aquarium Research Fellowship Committee

Report to the Council of the Zoological Society of London by the Aquarium Research Fellowship Committee