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File:German Submarine War Zone Announced 1 February 1917.jpeg

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Original file(645 × 900 pixels, file size: 104 KB, MIME type: image/jpeg)
Description

Map showing unlimited submarine warfare zone announced by Germany on 1 February 1917.

Date
Source "The Sory of the Great War" Volume VI. Edited by Francis J Reynolds, Allen C Churchill, Francis Trevelyan Miller. Publised by John A Collier & Son Company, New York, 1920.
Downloaded from https://archive.org/details/storyofgreatwarh06churuoft
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Permission
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Public domain
This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1923.

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current12:08, 5 February 2009Thumbnail for version as of 12:08, 5 February 2009645 × 900 (104 KB)Rcbutcher{{Information |Description=Map showing unlimited submarine warfare zone announced by Germany on 1 February 1917. |Source="The Sory of the Great War" Volume VI. Edited by Francis J Reynolds, Allen C Churchill, Francis Trevelyan Miller. Publised by John A C
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