File:Disk cipher 1.jpg

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Description Pictures taken by myself at the US National Cryptologic Museum.
Date
Source Own work
Author Mark Pellegrini
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28 December 2007

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current03:12, 30 December 2007Thumbnail for version as of 03:12, 30 December 20071,635 × 1,512 (1.79 MB)Raul654{{Information |Description=Pictures taken by myself at the US National Cryptologic Museum. |Source=Self-made |Date=December 28, 2007 |Author=Mark Pellegrini |Permission=Own work, share alike, attribution required (Creative Commons CC-BY-SA-2.5) |other_ve

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