Letters from Abraham Dee Bartlett to Philip Lutley Sclater regarding the doors to the new elephant house, animal food consumption, the female rhinoceros, the mounted specimen of a young gorilla, authorisation to sell Alice the elephant to Mr Barnum, and the theft of an owl

Letter from Robert I Montgomery, Secretary of the Royal Zoological Society of Ireland, to Philip Lutley Sclater regarding the cost of the transit of a rhinoceros

Letters from Frederick Courteney Selous to Philip Lutley Sclater regarding his papers, notes on his egg collecting trip to Asia Minor, admission to the Gardens of the Zoological Society of London, a donation towards the International Congress of Zoology, notes on the red Rhebuck, meetings the Zoological Society of London, the horns of a white rhinoceros, his election as a corresponding member of the Society and accounts of his travels

Correspondence between Burnet, Tait and Lorne and Julian Sorell Huxley regarding proposed new elephant and rhinoceros houses and paddocks at the Zoological Society of London, and the proposed Tusker Elephant House at Whipsnade Zoo. Also minutes of the Whipsnade Committee 9th December 1936, and an extract from a memo on accommodation for catering staff at Whipsnade (known then as the House of Pleasant Bread)

Correspondence between John Spedan Lewis, of the John Lewis Partnership, and Julian Sorell Huxley regarding the design and construction of a new Elephant and Rhinoceros House at the Zoological Society of London

Letter from Julian Sorell Huxley to Henry G Maurice regarding a Rhino and a Giraffe at the Gardens of the Zoological Society of London

Correspondence between Veale & Saunders and the Treasurer of the Zoological Society of London regarding the construction of the new Elephant and Rhinoceros House at London Zoo

List of the Officers and Servants of ZSL with the Salaries of each, 1 Oct 1836; List of Officers & Keepers – and date of appointment, Dec 1853; Income and Expenditure 1825-1857; Income and Expenditure 1825-1875; Return of the Garden Establishment showing Occupation, Rate of Wages, 8 Dec 1848; Quantities of Fruit & Vegetables consumed in the Society’s Gardens, 1898; Zoological Photographic Club’s Exhibition 1912 – Regulations; [Table of] Year, No. of Fellows, Income, Expenditure, Admissions to Gardens, 1825-1904; List of the principal buildings erected in the Society’s Gardens since 1860 and their cost, 1860-1883; Cost of principal buildings erected in the Society’s Gardens from 1859 to 1899; Notes on Garden Guide sales, 1903; Attendances at Lectures, 1882-1884, 1897-1899; Lectures Regulations, 1900; Amounts paid annually for rates, 1866-1884; Rules for Keepers living in the Lodge, 1910; Visitors and Receipts on Christmas Day, 1888-1908; Notes by A Thomson on injuries to keepers caused by Rhinoceros, Huanaco and Chimpanzee, 1907

By Tecton. Includes related correspondence and memos.

Concerning the new plans by Casson Conder and partners