<i>Royal Castle in Warsaw</i>.
<bdi><a href="https://en.wikipedia.org/wiki/en:Martino_Altomonte" class="extiw" title="w:en:Martino Altomonte"><span title="Italian painter (1657-1745)">Martino Altomonte</span></a>
</bdi>
between 1690 and 1698 <div style="display: none;">date QS:P571,+1690-00-00T00:00:00Z/8,P1319,+1690-00-00T00:00:00Z/9,P1326,+1698-00-00T00:00:00Z/9</div>
Mariusz Karpowicz (1965). <i>Marcina Altomontego rysunek zamku warszawskiego</i>. Rocznik Warszawski, Volume 6