The Northern Aviary at London Zoo, widely known as the Snowdon Aviary, was built between 1962-1964 and opened in 1965. Lord Snowdon was the designer of the Aviary.
Correspondence between Roy Snell and the Zoological Society of London regarding by-laws of the Society and the election of Fellows to the Council
Letters from William Smith to David William Mitchell regarding the price of Reports and Proceedings of the Zoological Society of London
Telephone message received with the address of S Smith
Correspondence with Professor H Smith of the Department of Microbiology at the University of Birmingham regarding the rules of the Zoological Society of London