Letter from Julian Sorell Huxley to Jasper Ridley regarding the plans for the new Elephant House and an approach to Lord Howard de Walden regarding a donation towards the construction

Correspondence between Julian Sorell Huxley and Tecton Group regarding the construction of the new Elephant House

Copies of letters regarding the drainage system of the gardens of the Zoological Society into Regent's Canal, with accompanying map

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

Papers by the new Bird House Sub-Committee

Agenda for a special meeting of the Garden Committee on the new Reptile House heating

Note by the Secretary on the new Reptile House heating

Memorandum by the Secretary on the garden extension