Invitations, pamphlets, guest list and itineraries for the 50 anniversary celebrations of Whipsnade Zo
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 with Prince Philip regarding accepting the position of President of the Zoological Society of London, nominations for Vice-President, statements and newspaper cuttings on the abolition of zoos, 'The Countryside in 1970, and the railway at Whipsnade
Correspondence with Eirwen M Owen regarding classes of membership, press statements, members of the Council of the Zoological Society of London, the XYZ Club, an article in the New Scientist about the Canal Banks and the opening of the Elephant Pavilion
Letter to Professor H Heller of the Department of Pharmacology at the University of Bristol regarding meetings to discuss comparative endocrinology
Correspondence with Professor J E Harris of the Department of Zoology at the University of Bristol regarding the position of Prosector at the Zoological Society of London
Correspondence with Mrs D Flower regarding moving the bust of Sir Stamford Raffles from the Lion House
Correspondence with G S Mottershead regarding the International Zoo Year Book
Correspondence with Mrs G Beal regarding the subject of her late husband's ashes being scattered at Whipsnade
Correspondence between Sir William MacGregor Henderson and Solly Zuckerman regarding the appointment of a new Director of Science, negotiations with the Department of Environment, a donation towards the cost of a new Discovery Centre at Whipsnade, a biographical memoir of John G Phillips and a successor to William Henderson