Natsios Young Architects

1 August 2003
Source of photos and maps: http://www.multimap.co.uk/

Information on this facility from David Wood's thesis on transnational SIGINT, Appendix 2, Intelligence Sites in the UK:

http://www.staff.ncl.ac.uk/d.f.j.wood/thesis_app2.htm

Defford

Controlling Authority / units present

Detachment of No.1001 Signals Unit.

Purpose

MOD P.E.
‘Very important’ (Duncan Campbell)