File:O iluzyach optycznych Fig 14.png

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O_iluzyach_optycznych_Fig_14.png (166 × 254 pixels, file size: 4 KB, MIME type: image/png)

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Description
Polski: grafika z publikacji "O iluzyach optycznych"
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This image is available from the Polish Digital Libraries Federation under the digital ID oai:rcin.org.pl:30879
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.
English | македонски | polski | +/−
Author
  • Anna Wyczółkowska (graphic from publication by Anna Wyczółkowska (1853-1929))
  • derivative work: Zdzislaw
This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: cropped, adjusted contrast, highlighted, sharpened and cleaned. The original can be viewed here: PL Anna Wyczółkowska - O iluzyach optycznych.pdf: . Modifications made by Zdzislaw.

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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or fewer.

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, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

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current20:16, 27 October 2014Thumbnail for version as of 20:16, 27 October 2014166 × 254 (4 KB)Zdzislaw (talk | contribs)User created page with UploadWizard

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