Image:‘Cryptologic bomb’ machine - drawing from M.Rejewski’s papers.jpg

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‘Cryptologic_bomb’_machine_-_drawing_from_M.Rejewski’s_papers.jpg‎ (392 × 597 pixel, file size: 91 KB, MIME type: image/jpeg)

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Description
  • 1: Rotors (for clarity, only one 3-rotor set is shown).
  • 2: Electric motor.
  • 3: Switches.

Cryptologic bomb machine - drawing from M.Rejewski’s papers.
(Courtesy of Janina Sylwestrzak, Rejewski's daughter)
Source

Originally from en.wikipedia; description page is/was here.
Date

2005-10-08 (first version); 2006-07-20 (last version)
Author

Original uploader was Listowy at en.wikipedia
Permission

PD-POLAND.

[edit] License information

Public domain This image is in the public domain because according to the non-retrospective copyright law of July 10, 1952, of the People's Republic of Poland , all photographs by Polish photographers published before the law was changed on May 23, 1994 without a clear copyright notice are assumed public domain. This applies worldwide.
To uploader: Please provide where the image was first published and who created it.


[edit] Original upload log

(All user names refer to en.wikipedia)

  • 2006-07-20 09:18 Listowy 392×597×8 (92821 bytes)
  • 2005-10-08 20:18 Listowy 445×640×8 (66935 bytes) ‘Cryptologic bomb’ machine -drawing from M.Rejewski’s papers


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