<bdi><a href="https://en.wikipedia.org/wiki/en:Caspar_David_Friedrich" class="extiw" title="w:en:Caspar David Friedrich"><span title="German painter">Caspar David Friedrich</span></a>
</bdi>
After 1819
<a rel="nofollow" class="external text" href="http://www.bildindex.de/">Bildindex der Kunst und Architektur</a>: object <a rel="nofollow" class="external text" href="https://www.bildindex.de/document/obj02521474"><i>02521474</i></a> – photograph number <a rel="nofollow" class="external text" href="https://www.bildindex.de/?pnegnr:%22ngngs_1777%22"><i>ngngs_1777</i></a> – image file <a rel="nofollow" class="external text" href="http://www.bildindex.de/bilder/ngngs_1777a.jpg"><i>ngngs_1777a.jpg</i></a>