This story provides a fascinating insight into British Intelligence, GCHQ at Cheltenham, and the real purpose behind the American ‘Menwith Hill’ establishment in Yorkshire.
“…police are finding it difficult to discover the exact nature of Williams’s work. They have been briefed that, despite earlier denials, it ‘impinged on national security’…He was not just a cog in the wheel. He had an important part in making the wheel go round.”