coat of arms of the electorate of Cologne; 1: archbishopric of Colonia; 2: duchy of Westfalaia; 3"duchy of Angria; 4; county of Arnsberg
<a href="//commons.wikimedia.org/wiki/User:Kooij" title="User:Kooij">Kooij</a>
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<span class="int-own-work" lang="en">Own work</span>