Letters from Regent's Canal Company to Philip Lutley Sclater regarding the draining from the Gardens of the Zoological Society of London into Regent's Canal, and the proposed railway
Correspondence between Julian Sorell Huxley and Stanley Reed regarding The Maharajah of Bhavnagar, plans for a new Elephant House at the London Zoological Gardens and a a request for a financial contribution from The Maharajah
Correspondence between the Royal Institute of British Architects and Julian Sorell Huxley regarding a list of Rice contracts
Letters from David Seth-Smith to Julian Sorell Huxley regarding plans for the proposed new Elephant House and meetings of the Elephant House Committee
Correspondence with G S Mottershead regarding the International Zoo Year Book
Letter from E H Tong regarding snow drifts at Whipsnade, the arrival of a female Pygmy Hippo presented to The Queen, and a parasite that had been causing trouble in the Grevy's Zebra
Licences and plans of proposed London Zoo buildings, many of which were temporary structures, or not eventually built. Includes: large map of London Zoo in 1911 with position of proposed shelter marked, and plans of shelter, 1914; plans of proposed new aviary, 1906; plan of temporary shelters for HM The King's Indian Collection, 1912; plan of Proposed Wood & Iron Addition to the Prosector's Building, 1904; layout of Poultry Culture Exhibition, 1917; fire certificate Tea Pavilion Mappin Terraces, 1914; fire certificate Main Offices, 1910; temporary buildings extension, 1934.
Papers relating to the planning of Regent's Park, including photographs, reports, plans and minutes
Papers regarding the replanning scheme at Regent's Park, including plans, photographs and reports