This image was copied from wikipedia:en. The original description was:
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Label version of w:en::Image:Nsa-enigma.jpg;
Linked from w:en:Enigma machine article (see "What links here" to confirm whether this is still in use).
Original Image from NSA's website (US government work, hence in PD), derivative work released into the public domain by author.
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This article or image contains materials that originally came from a National Security Agency (NSA) website or publication. It is believed that this information is not classified, and is in the public domain in the United States. See the privacy and security information.
Public domainPublic domainfalsefalse
Este trabajo ha sido liberado al dominio público por su autor, Matt Crypto. Esto aplica para todo el mundo.
En algunos países esto puede no ser legalmente factible; si ello ocurriese: Matt Crypto otorga a cualquier persona el derecho de usar este trabajo para cualquier propósito, sin ningún tipo de condición, a menos que éstas sean requeridas por la ley.
Label version of <a href="/w/index.php?title=Image:Nsa-enigma.jpg&action=edit" class="new" title="Image:Nsa-enigma.jpg">Image:Nsa-enigma.jpg</a>; {{PD}}
(Label version of <a href="/w/index.php?title=Image:Nsa-enigma.jpg&action=edit" class="new" title="Image:Nsa-enigma.jpg">Image:Nsa-enigma.jpg</a>; {{PD}})
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