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Keywords: SIGRUV encryption disk, SIGSALY Speech Encipherment System exhibit - National Cryptologic Museum - DSC07923.JPG en Exhibit in the National Cryptologic Museum Fort Meade Maryland USA All items in this museum are unclassified; items created by the United States Government are not subject to copyright restrictions 2013-03-29 11 01 51 own Daderot cc-zero SIGSALY National Cryptologic Museum Uploaded with UploadWizard |