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 includes the following reports: from the Italian ambassador in Bangkok that Japanese troops had taken rights of transit and facilities on December 8; on orders for the 51st Army Corps on the Moscow front from December 10; on an order for the German front line to withdraw on December 10; a German Air Force (GAF) report on heavy Soviet air attacks on December 9; on North Africa: intelligence on a GAF attack on Tobruk on December 11; a report of the death of a German on December 10; a report that a German general at Italian HQ has no communications with German HQ from December 10; on GAF orders on the air route to Derna and the use of Eleusis in connection with night attacks and escorts for ships; on GAF orders for daylight bombing procedures against troops from December 10; that the GAF request deliveries for two fighter groups with no ammunition on December 10; on a demand from the Air Officer Commanding (AOC) of the GAF 10th Air Corps for an immediate report of fuel en route to Africa on December 10; intelligence of Kesselring's arrival at Derna on December 11; a report to the GAF AOC 10 Air Corps on fuel being shipped by air; a GAF report that Italian bombers have not operated since December 7 and fighters since December 10 because of a fuel shortage; that the GAF AOC 10th Air Corps orders the delivery of aviation fuel to Derna as stocks for one day's operations remain from December 10; information from the GAF to the Commander-in-Chief (CinC) South that aviation fuel for one day remains on December 10; a report that General Geissler was to return from Africa on December 11; and intelligence that fighter aircraft were en route to North Africa from Crete on December 10.