Letter from the building contractors Rice and Son, to Julian Sorell Huxley regarding the construction of the new Elephant House

Plan showing the repositioning of kiosks at the Main Gate of ZSL London Zoo

Engineers report on the state of the well and supply of water in the Gardens of the Zoological Society of London

Report by the Zoological Society of London on the Michael Sobell Pavilions for Apes and Monkeys

Report by G M Vevers on his visit to Carl Hagenbeck's Animal Park at Stellingen, with a drawing of Monkey Hill at Stellingen

Report of guide to indicative cost for the refurbishment of the Aquarium building at London Zoo for Zoo Operations Limited by Gardiner & Theobald

Papers regarding the replanning scheme at Regent's Park, including plans, photographs and reports

Remarks by Abraham Dee Bartlett on Mr Gambier Bolton's paper about suggested improvements at the Gardens of the Zoological Society of London

Regent's Park plans showing the site of London Zoo