By Tecton. Includes related correspondence and memos.

Plan, section and elevation drawings relating to the construction of the West Gate Services Building (Works Department), London Zoo, dated January 1955-September 1959. Some hand annotations. Architect/engin

Plan, section and elevation drawings of the West Gate Services Building, London Zoo, dated June 1951 to March 1959. Some hand annotations. Architect/engin

Drawings showing the design, layout and details of several buildings built 1957-1961 at the entrance to Whipsnade Zoo (16 items). Map and plan of Whipsnade, 1996 (2 items).

Correspondence and estimates regarding the Casson Footbridge

Correspondence, memorandums and papers regarding the Cotton Terraces and modernisation of the Giraffe House

Architect's fees and costs of the Aviary

Working Party advising on the Snowdon Aviary.

Plan of ZSL London Zoo with existing and proposed tannoy speakers marked in red