Letter from the Duke of Somerset to Sir Stamford Raffles apologising for not visiting the Zoological Society of London, and giving thanks for having been named Vice President of the Society

Letters from Christian Gottfried Ehrenberg, Secretary of Carolinische Akademie de Naturforsche, acknowledging receipt of the Proceedings of the Zoological Society for 1830-31

Letter regarding an extract from a letter received from Robert Bean, Director of the Chicago Zoological Park, regarding several gorillas that were taken to the United States

Correspondence regarding Fellows of the Zoological Society of London and proposals regarding changes to Fellows' subscriptions

Letter from P J Fuss, Secretary of the Perpetuelle de l'Academie Imperiale des Sciences, giving thanks for Volume I of the Zoological Society of London Transactions

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

Letter from J S Henslow to Edward Turner Bennett at the Linnean Society regarding risks of losing contact due to attacks of envy, and that we all benefit from cooperation. He offers additional subscription if it will help

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

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

Letter regarding a final paragraph for Solly Zuckerman's draft about Awards of the Zoological Society of London