<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>
1820s <div style="display: none;">date QS:P571,+1820-00-00T00:00:00Z/8</div>
1. <a rel="nofollow" class="external text" href="http://www.kunstkopie.de/a/caspar_david_friedrich/rgenlandschaft.html">kunstkopie.de</a><br>2. <a rel="nofollow" class="external text" href="https://pushkinmuseum.art/data/fonds/graphics/r/r_12476/index.php?lang=en">Pushkin Museum, online collection</a>