Image: Black Chamber cryptanalytic work sheet for solving Japanese diplomatic cipher, 1919 - National Cryptologic Museum - DSC07698
Size of this preview: 383 × 599 pixels. Other resolutions: 153 × 240 pixels | 2,665 × 4,168 pixels.
Original image (2,665 × 4,168 pixels, file size: 4.03 MB, MIME type: image/jpeg)
Description: 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.
Title: Black Chamber cryptanalytic work sheet for solving Japanese diplomatic cipher, 1919 - National Cryptologic Museum - DSC07698
Credit: Own work
Author: Daderot
Usage Terms: Creative Commons Zero, Public Domain Dedication
License: CC0
License Link: http://creativecommons.org/publicdomain/zero/1.0/deed.en
Attribution Required?: No
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