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: that aviation fuel arrived at Benghazi in lighters en route for Derna, on April 10; a 10th Air Corps report for April 11, that the rail head at Capuzzo was attacked, a British hospital ship was sighted, and sea reconnaissances were carried out; that the intentions for the 10th Air Corps for April 11 include sea reconnaissance flights; unconfirmed German secret service reports that Soviet reinforcements are arriving in the Caucasus from the Volga region, Siberia and Turkestan, and that an RAF fighter unit arrived in Krasnodar, on April 11; the 2nd Panzer Army reports fighting on the central Russian Front, on April 10; the German Y service quotes text of Stalin's orders regarding reinforcements and reserves, on March 23; that German long-range bomber formations are to be based at Zaporozhe with effect from April 20; the German Y service report a Soviet signal of March 25 regarding German propaganda leaflets; that aerial photographs are required of bridges over the Donets in the 17th and 6th Army sectors, and of railway stations and installations of Black Sea harbours, on April 12; on the redisposition of Flak units in south Russia, on April 11; a report of a Japanese agent in Bombay on Indian defence measures, on April 5; and the Turkish ambassador in Rome reports the feelings of the Axis countries towards a compromise peace, on April 8.