GCHQ

Methodology and

Missing Bits

Bill Odom NSA and Peter Marychurch GCHQ - the single source problem

History written backwards: Yvonne Fletcher 1984 The H-Div Lessons Learned Case Study

Lera House – Istanbul 1943 – SOE/SIS

Eastcote does not shut down – Tempest 1953

1962 – Nassau, Skybolt and UKUSA

Airborne Rafter

DWS – DTMS – Berlin Premises

Teddy Poulden - IBM and ICL – MI6

The struggle for secret speech and Cyprus

The Little Platoon - GCHQ Trade Unions

Attempted Cut Off August 1973?

Operation Friction 1991 - Dana Priest 2005-6