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File:Polish artillery Battle of Bzura 1939.jpg

English: Polish artillery in Battle of Bzura 1939 after an air attack. Polish Bofors AA gun and a bombed column of Polish Army. As published here, this photo is reversed - the sight corrector should be on the right hand side of the gun.
Date September 1939
  • Apoloniusz Zawilski (1972) "Bitwy Polskiego Września" ("Battles of Polish September"), Warsaw: Nasza Księgarnia ISBN 83-218-0817-4 (current edition)
  • Copies of this photo are currently held in a number of Polish State archives, including the Archiwum Akt Nowych and the Institute of National Remembrance
  • Published on the web-site of the latter institution (
Author Unknown
( Reusing this file)


Public domain This image 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 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 March 1, 1989 without complying with U.S. copyright formalities
  3. it was in the public domain in its home country (Poland) on the URAA date (January 1, 1996).
To uploader: Please provide where and when the image was first published.
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