Report from the Whipsnade Committee regarding the general policy by which the development of Whipsnade should be pursued

Certificate presented to the Architects Department of the Zoological Society of London by The Structural Steel Design Awards Scheme for the Michael Sobell Pavilions for Apes and Monkeys

Correspondence between E Thompson and Julian Sorell Huxley regarding Sir Stanley Reed, the Maharaja of Bhavnagar and the construction of the new Elephant House at London Zoo

Correspondence between E H Tong and George Soper Cansdale regarding matters at Whipsnade, including causes of deaths of animals, animal record cards, the Canadian Department of Mines and Resources, the acquisition of animals, and animals on deposit from Germany

Correspondence between E H Tong and Geoffrey Marr Vevers regarding the offer of the Council of the Zoological Society of London on the appointment of Superintendent at Whipsnade Park

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

Correspondence between Toronto Zoo and George Soper Cansdale regarding the Lord Chamberlain providing the Zoological Society of London with a pair of King's Swans from the River Thames, which were then sent to Toronto Zoo in exchange for Beavers. Also other exchanges between Toronto Zoo and the Zoological Society of London

Papers regarding the Town and Country Planning Act

4,999 Ordinary shares of 10p each; 395,000 Preference shares of 10p each

Press release for the Tropical Bird House, which had been altered, repainted and planted with a large variety of tropical plants, and transformed into a "Walk-through Aviary" - the first of its kind at London Zoo