[{WikipediaArticle oldid='246616065'}]

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!!!License Information of Images on page
||Image Description||Credit||Artist||License Name||File
| | Deutsches Historisches Museum: info , pic| Robert Koehler| [{Image src='https://www.austria-forum.org/cc/images/slim/publicdomain.png' alt='Public domain' align='center' link='https://www.austria-forum.org/cc/public-domain-10.html' target='_blank'}]| Datei:"Der Streik" von Robert Koehler.jpg
| The Wikimedia Commons logo, SVG version.| Original created by Reidab ( PNG version ) SVG version was created by Grunt and cleaned up by 3247 . Re-creation with SVG geometry features by Pumbaa , using a proper partial circle and SVG geometry features. (Former versions used to be slightly warped.)| Reidab , Grunt , 3247 , Pumbaa| [{Image src='https://www.austria-forum.org/cc/images/slim/by-sa.png' alt='CC BY-SA 3.0' align='center' link='https://www.austria-forum.org/cc/by-sa-30.html' target='_blank'}]| Datei:Commons-logo.svg
| | 1. artsconnected.org 2. The AMICA Library 3. artsconnected.org 4. Minneapolis Institute of Arts, online collection| Robert Koehler| [{Image src='https://www.austria-forum.org/cc/images/slim/publicdomain.png' alt='Public domain' align='center' link='https://www.austria-forum.org/cc/public-domain-10.html' target='_blank'}]| Datei:Koehler Rainy Evening on Hennepin Avenue.jpg
| | The Minneapolis Institute of Arts| Sweet Studios, American (Minneapolis, Minnesota), active c. 1890 - 1930| [{Image src='https://www.austria-forum.org/cc/images/slim/publicdomain.png' alt='Public domain' align='center' link='https://www.austria-forum.org/cc/public-domain-10.html' target='_blank'}]| Datei:Portrait of Robert Koehler.jpg
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