Chronicon Pictum (Page 98) - The Ruthenians pledge allegiance to King Ladislaus <br> On the left, King Saint Ladislaus sits on the throne surrounded by his knights. On the right, some Ruthenians in hats is kneeling in supplication, led by their prince, who placed his hat at the king's feet.
<a href="https://en.wikipedia.org/wiki/Mark_of_Kalt" class="extiw" title="en:Mark of Kalt">Mark of Kalt</a>
circa 1360 <div style="display: none;">date QS:P571,+1360-00-00T00:00:00Z/9,P1480,Q5727902</div>
<a class="external text" href="https://en.wikipedia.org/wiki/Chronicon%20Pictum">Chronicon Pictum</a> <a rel="nofollow" class="external free" href="https://web.archive.org/web/20120304111134/http://konyv-e.hu/pdf/Chronica_Picta.pdf">https://web.archive.org/web/20120304111134/http://konyv-e.hu/pdf/Chronica_Picta.pdf</a>