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Dosiero:Biuro Szyfrów.jpg

Biuro_Szyfrów.jpg ‎((716 × 464 rastrumeroj, grandeco de dosiero: 77 KB, MIME-tipo: image/jpeg))

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Priskribo
English: Officers of the Biuro Szyfrów (Cipher Bureau) - Polish General Staff's Second Department's organizational unit charged with SIGINT and both cryptography (the use of ciphers and codes) and cryptanalysis (the study of ciphers and codes, particularly for the purpose of "breaking" them). From the left: Jakub Plezia, Jerzy Suryn, Yamawaki Masataka, Paweł Misiurewicz, Franciszek Pokorny, Maksymilian Ciężki
Dato antaŭ 1928
date QS:P,+1928-00-00T00:00:00Z/7,P1326,+1928-00-00T00:00:00Z/9
Fonto Centralne Archiwum Wojskowe
Aŭtoro unknown-anonymous
Permeso
(Reuzo de la dosiero)
Public domain
This photograph is in the public domain because according to the Art. 3 of copyright law of March 29, 1926 of the Republic of Poland and Art. 2 of copyright law of July 10, 1952 of the People's Republic of Poland, all photographs by Polish photographers (or published for the first time in Poland or simultaneously in Poland and abroad) published without a clear copyright notice before the law was changed on May 23, 1994 are assumed to be in the public domain in Poland.

This work is in the public domain in the United States because it meets three requirements:

  1. it was first published outside the United States (and not published in the U.S. within 30 days),
  2. it was first published before 1 March 1989 without copyright notice or before 1964 without copyright renewal or before the source country established copyright relations with the United States,
  3. it was in the public domain in its home country (Poland) on the URAA date (1 January 1996).
To uploader: Please provide where and when the image was first published.

Titoloj

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montras

Maksymilian Ciężki angla

MIME-tipo

image/jpeg

kontrolsumo

8da5e1ac92ee69d72d2cddc4f2f0c2fdebc9ac38

determina metodo: Sekura Haket-Algoritmo 1

datena grando

79 347 bajto

alteco

464 rastrumero

larĝeco

716 rastrumero

Dosierhistorio

Alklaku iun daton kaj horon por vidi kiel la dosiero tiam aspektis.

Dato/HoroBildetoGrandecojUzantoKomento
nun15:20, 21 mar. 2017Bildeto por versio ekde 15:20, 21 mar. 2017716 × 464 (77 KB)Andros64{{Information |Description ={{en|1=Officers of the Biuro Szyfrów (Cipher Bureau) - Polish General Staff's Second Department's organizational unit charged with SIGINT and both cryptography (the use of ciphers and codes) and...

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