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: of the 4th Air Fleet operational orders for October 20, with the 1st Panzer Army attacking Rostov and Stalino, and the 11th Army pushing through the Yushun Isthmus against Soviet resistance, supported by the 4th Air Fleet; of German forces advancing south west of the Kalinin area attacked from the north west by Soviet forces; a situation report and dispositions in the Rzhev area, for October 19; an 8th Air summary for the Russian Front, of October 19; a summary for October 20, that the 1st Panzer Division spearhead has withdrawn to Medkoe; the dispositions of Flak units; that fighter aircraft are desperately needed on the Eastern Front, on October 20; of successes of the 16th Panzer Division and SS Viking in the Krynka sector and at Aleksandropoli; and that an Italian fuel depot in Benghazi was set on fire in a air raid, on October 19.