"Astronomer-by-candlelight" של Dou גירסת רוחב של התמונה
<bdi><a href="https://en.wikipedia.org/wiki/en:Gerrit_Dou" class="extiw" title="w:en:Gerrit Dou"><span title="Dutch painter (1613-1675)">Gerrit Dou</span></a>
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CC BY-SA 3.0
<a href="//commons.wikimedia.org/wiki/File:Dou_Astronomer-by-candlelight.jpg" title="File:Dou Astronomer-by-candlelight.jpg">File:Dou_Astronomer-by-candlelight.jpg</a>