Portraits of Marx and Engels within an oval frame
<a href="//commons.wikimedia.org/wiki/User:OwcaGierka" title="User:OwcaGierka">OwcaGierka</a>
CC BY-SA 4.0
Own work based on: <a href="//commons.wikimedia.org/wiki/File:Marx_Engels_Lenin.svg" title="File:Marx Engels Lenin.svg">Marx Engels Lenin.svg</a>  and <a href="//commons.wikimedia.org/wiki/File:Marx_Lenin_oval.svg" title="File:Marx Lenin oval.svg">Marx Lenin oval.svg</a>