Correspondence between the New York Zoological Society and George Soper Cansdale regarding the exchange of animals between the Zoological Society of London and New York Zoological Society
Correspondence with the New York Zoological Society regarding the diet of Humming Birds from Ecuador
Correspondence between the Museum of Zoology at the University of Cambridge and Geoffrey Marr Vevers regarding eggs for the egg-tasting panel, and a donation of grass snakes to the Museum of Zoology
Letter from the Marine Biological Association of the United Kingdom to the Zoological Society of London regarding the transportation of six tubes, some flat fish (lemon soles and plaice), a few rays, dogfish and some spider crabs. Also a price list of marine specimens
Correspondence between the Marine Biological Association and Geoffrey Marr Vevers regarding the sale of fish to the Zoological Society of London
Correspondence between Philip Manson-Bahr and Geoffrey Marr Vevers regarding research into zoology in relation to tropical medicine, a meeting of the Association of Bird Watchers and Wardens at the Zoological Society of London, and paintings of Birds of Paradise
Correspondence between Professor Peter Arundel Jewell and Sir William MacGregor Henderson regarding the award of the Silver Medal of the Zoological Society of London to Jane Goodall
Letters from Thomas Henry Huxley to Philip Lutley Sclater asking about available birds for dissection, meetings of the Council of the Zoological Society of London, proofs and woodcuts for a paper, specimens of birds and the Marine Biological Association
General correspondence with Sir Martin Wyatt Holdgate regarding his memoirs, recognition of Solly Zuckerman, foot and mouth disease and the death of Sir William Henderson
Correspondence regarding Fellows of the Zoological Society of London and proposals regarding changes to Fellows' subscriptions