Dr. ThomasTo ask the Prime Minister on how many occasions permission for emigration to or travel within the Soviet Union or other Comecon Eastern bloc countries has been denied to applicants formerly employed at (i) Ministry of Defence, (ii) atomic weapons research establishments, (iii) MI5 and (iv) Government Communications Headquarters at Cheltenham, since May 1979.
§ The Prime MinisterThe information requested is not held centrally and could be obtained only at disproportionate cost.