<bdi>Circle of <a href="https://en.wikipedia.org/wiki/en:Karl_Friedrich_Schinkel" class="extiw" title="w:en:Karl Friedrich Schinkel"><span title="Prussian architect, city planner and painter (1781–1841)">Karl Friedrich Schinkel</span></a>
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<a rel="nofollow" class="external text" href="https://www.lempertz.com/de/kataloge/lot/895-1/1466-karl-friedrich-schinkel-umkreis.html">Kunsthaus Lempertz, Köln, Auktion 895, Alte Kunst, 18.11.2006, Lot Lot 1466</a>