Government Code and Cypher School: Signals Intelligence Passed to the Prime Minister, Messages and Correspondence

A file of signals intelligence reports, messages, and correspondence issued by the Government Code and Cypher School and sent by the head ('C') of the Secret Intelligence Service (MI6) to the Prime Minister, Winston Churchill. This file contains a message from C to the Director of Military Intelligence (DMI): regarding a draft query from the Deputy Director of Military Intelligence (Intelligence) (DDMI) (I) to the Middle East on 1526/T7 with reference to Indian deserters (see 1090); and the reply from the Middle East on October 18.