Image: Vimy Ridge 1917-barrage map

Description: High Resolution Barrage Map [Showing Boundaries and Objectives for Assault on Vimy Ridge, Scale [1:10,000]
Title: Vimy Ridge 1917-barrage map
Credit: This image is available from Library and Archives Canada under the reproduction reference number NMC 111113 and under the MIKAN ID number 178448 This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing for more information. Library and Archives Canada does not allow free use of its copyrighted works. See Category:Images from Library and Archives Canada.
Author: Base map supplied by Ordnance Survey,[1] and modified by 1st Field Survey Company, Royal Engineers (as denoted in bottom left quadrant of map)
Permission: This work is an Ordnance Survey map over 50 years old, which is covered by Crown Copyright which in this case expires 50 years after publication. Ordnance Survey does however ask that they be credited and that the date of publication be given. Any ancillary rights gained through the creation of the electronic version are granted as freely usable under any circumstances. This artistic work created by the United Kingdom Government is in the public domain. This is because it is one of the following: It is a photograph created by the United Kingdom Government and taken prior to 1 June 1957; or It was commercially published prior to 1967; or It is an artistic work other than a photograph or engraving (e.g. a painting) which was created by the United Kingdom Government prior to 1967. HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply) More information. See also Copyright and Crown copyright artistic works. Deutsch | English | suomi | français | italiano | 日本語 | македонски | മലയാളം | Nederlands | polski | português | русский | slovenščina | Türkçe | 中文 | +/− This artistic work created by the United Kingdom Government is in the public domain. This is because it is one of the following: It is a photograph created by the United Kingdom Government and taken prior to 1 June 1957; or It was commercially published prior to 1967; or It is an artistic work other than a photograph or engraving (e.g. a painting) which was created by the United Kingdom Government prior to 1967. HMSO has declared that the expiry of Crown Copyrights applies worldwide (ref: HMSO Email Reply) More information. See also Copyright and Crown copyright artistic works. Deutsch | English | suomi | français | italiano | 日本語 | македонски | മലയാളം | Nederlands | polski | português | русский | slovenščina | Türkçe | 中文 | +/− 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. Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the Commons. If the work is not a U.S. work, the file must have an additional copyright tag indicating the copyright status in the source country. PD-1923 Public domain in the United States //commons.wikimedia.org/wiki/File:Vimy_Ridge_1917-barrage_map.jpg
Usage Terms: Public domain
License: Public domain
Attribution Required?: No