<p>"<a href="https://en.wikipedia.org/wiki/Beat_the_Whites_with_the_Red_Wedge" class="extiw" title="en:Beat the Whites with the Red Wedge">Beat the Whites with the Red Wedge</a>", a lithograph by Russian avant-garde artist <a href="//commons.wikimedia.org/wiki/El_Lissitzky" title="El Lissitzky">El Lissitzky</a>, 1919  
</p><p>Source:
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<ul><li><a rel="nofollow" class="external free" href="http://www.ibiblio.org/eldritch/el/elc.html">http://www.ibiblio.org/eldritch/el/elc.html</a></li></ul><a href="https://en.wikipedia.org/wiki/Category:Artwork_by_El_Lissitzky" class="extiw" title="en:Category:Artwork by El Lissitzky">en:Category:Artwork by El Lissitzky</a>
The original uploader was <a href="https://en.wikipedia.org/wiki/User:Clngre" class="extiw" title="wikipedia:User:Clngre">Clngre</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>.
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons.