TNAG-0836-FCO40-1044-Comprehensive-Test-Ban-Treaty-national-seismic-stations-on-U-1979 — Page 43

DSR 11C

CONFIDENTIAL

details of the CTB negotiations and the arrangements for NSS are confidential. Any local consultations should be on a need-to-know basis. We realise that you may not welcome the prospect of an NSS and that there may be severe practical problems. But a UK network could be vital to the achievement of a CTB treaty, which is a major foreign policy objective. Please report under the following headings:

constitutional

(a)

(b) political

(c)

availability of site for purchase or leasing by HMG

(a)

(e)

logistics (for installation and maintenance)

security

(f)

local labour (for possible assistance with construction, maintenance, etc)

7.

Please would Governor, Falkland Islands, comment on

South Georgia and British Antarctic Territory; and

Governor, St Helena, on St Helena, Ascension and Tristan da

Cunha.

OWEN

Dd 427265 250M 5/77 905275

}