Correspondence between Sir William MacGregor Henderson and Solly Zuckerman regarding resignations from the Board of Zoo Restaurants Ltd, a portrait of Zuckerman by Bern Schwartz and financial support for the Zoological Society of London from the Government

Correspondence between Sir William MacGregor Henderson and Solly Zuckerman regarding the Annual Report, the Schwartz photograph of Zuckerman, Zuckerman's second volume of his memoirs, governance of the Zoological Society of London, nominations for Awards, a certificate of Honorary Fellowship for Zuckerman, a luncheon in honour of Lord Zuckerman, a visit by the Chinese Ambassador, and Pere David deer at Woburn

Correspondence between Sir William MacGregor Henderson and Solly Zuckerman regarding financial support for the Zoological Society of London from the private sector, the establishment of a Development Trust, the Stamford Raffles Prize and Anita Mandl's hippos, the Lord Zuckerman Prize Fund, medals for the Thomas Henry Huxley Award, the ZSL visitors book, and an application for Fellowship by Conrad Swan

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

Correspondence between Sir William MacGregor Henderson and Solly Zuckerman regarding the financial future of the Zoological Society of London, the Scientific Fun and Zuckerman Prize Fund, nominations for the Silver Medal, the Lord Zuckerman Awards Fund, the future of the Education Building, the future President of the Society, new Ordinary and Scientific Fellows, and the Society's educational programme

Correspondence and papers regarding 'A New Dictionary of Birds', a centenary publication of the British Ornithologists' Union, and edited by Sir Landsborough Thomson