Contract documents, specifications and plans for the Tropical Bird House, ZSL London Zoo

Papers relating to the official opening of the Blackburn Pavilion including a timetable, invitation to the opening and invitation to Bird Song Breakfast

Plans relating to proposed garden improvements, with papers regarding the future of the parrot collection, a report by the curator of mammals and birds and Parrot House plans

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

Working Party advising on the Snowdon Aviary.