. . . . . . "Arthur J. Levenson (February 15, 1914 \u2013 August 12, 2007) was a cryptographer, United States Army officer and NSA official who worked on the Japanese and the German Enigma codes."@en . . . . . . . . . . . . . . . . . . . . . "24601568"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "Arthur J. Levenson"@en . . . . . . . . . "1118850853"^^ . . . . . . . . "Grave at Arlington National Cemetery"@en . "Arthur J. Levenson"@en . . . . . . . . . . "1914-02-15"^^ . . "February 2019"@en . . . . . . . . . . . . "Arthur J. Levenson (February 15, 1914 \u2013 August 12, 2007) was a cryptographer, United States Army officer and NSA official who worked on the Japanese and the German Enigma codes."@en . "1914-02-15"^^ . . . . . . . . . . ""@en . . . . . "Arthur Levenson"@en . . . "10654"^^ . "Does this personal web site meet Wikipedia's standards for \"reliable, published secondary source\"?"@en . . . . . . . . . . .