Letters from Sir Harry Hamilton Johnston to Philip Lutley Sclater regarding posts open at the Foreign Office for the consular department, the Kilimanjaro Expedition, papers on birds, mammals and insects from Kilimanjaro, medals to be awarded for services to zoology, animals and specimens sent by Mr Johnston to the Zoological Society of London, drawings of animals, a visit to the gardens of the Zoological Society of London by the Katikiro of Uganda and his party, and his election as a member of the Council and attendance at meetings, and the Zoological Club

Correspondence with Sir Arthur Landsborough Thomson regarding the Secretaryship and the need for an Honorary Secretary, the replacement of the term Superintendent with Director, Scientific Meetings, Scientific Fellowship, the naming of Vice-Presidents of the Zoological Society of London, statements to the press, committees, the stocking of antelopes, a grant from the Nuffield Foundation to maintain a Nuffield Unit of Tropical Animal Ecology at Cambridge, a memorandum by Landsborough Thomson on the Royal Society for the Protection of Birds, the Society for the Promotion of Nature Reserves and the Council for Nature, a memorandum on a Fresh Proposal for Integration of Conservation Bodies, and the introduction of an oceanarium at London Zoo

10th and 29th June and 19th July 1858 Letters. Mitchell (ZSL) to Hodgson January 1865 List of donations of inventories to various societies and universities. 20th July 1867 Letter from A Gunther (BM) re printing of memorandum 30th January 1870 GFS Marshall to Hodgson 7th February 1870 Grote to Hodgson about conversation with Marshall 7th February 1870 Unsigned letter suggesting sending drawings to Hume 2nd February 1870 Hodgson to Marshall 11th February 1870 Hodgson to Marshall March 1870 Proposal for publication by Allan Hume (Joseph Hume's son) of an illustrated history of Indian birds. Estimated cost £20,000. Passed on to Hodgson with comment that "it does seem to be a hopeless business". 12th April 1870 Letter from GFS Marshall to Hodgson referring to publication of a pamphlet by Hume and noting Hodgson's wish to subscribe to Hume's proposed illustrated history. 20th May (1870) Marshall to Hodgson expressing faith shaken in quality of Hume's "illustrated work". 13th July 1874 List of annotated drawings sent to ZSL 13th July 1874 Receipt by ZSL of list of drawings 20th July 1874 Acknowledgment by ZSL of receipt of drawings Undated Letter to Hodgson from Sec. ZSL stating that Hodgson's annual subscription for membership of ZSL would be £2. 12th August 1874 Letter of thanks for presentation of drawings to ZSL 12th August 1874 From Slater (Sec. ZSL) notifying Hodgson of admission as Fellow of ZSL