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Date: 2008-11-04 19:02:39Intelligence Signals intelligence Military intelligence Military communications Traffic analysis Room 40 ADFGVX cipher Central Intelligence Agency Signals intelligence in modern history Espionage National security Cryptography | UNCLASSIFIED The Origination and Evolution of Radio Traffic Analysis: The World War I Era (b)(3)-P. L[removed]Add to Reading ListSource URL: www.nsa.govDownload Document from Source WebsiteFile Size: 1,07 MBShare Document on Facebook |