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

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

Correspondence between Sir Sidney Frederick Harmer and Joan Procter regarding Procter's remuneration and the Natural History Museum, articles in the press about Procter, a joint paper published by Procter and Dr Malcolm Smith, and Procter leaving the Natural History Museum

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 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

Letter to Dr F C Fraser of the British Museum (Natural History) regarding his name being put forward as the Society's representative on the National Committee of Biology

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

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 with Bernard Fagg of the Department of Antiquities in Jos, regarding the drawing up of a constitution for the Zoological Society of Jos

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