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 Kesselring declared on April 5 that fuel supplies in Africa were satisfactory, and therefore it is no longer necessary to provide supplies by air, and his intention to visit Africa; that flak units were requested from Tripoli to cope with the increasingly serious air situation in Derna, on April 4; and a Naval Headlines report on Italian convoys making for Tripoli and Benghazi.