Flag of <a href="//commons.wikimedia.org/wiki/Bulgaria" class="mw-redirect" title="Bulgaria">Bulgaria</a> (centered at <a href="//commons.wikimedia.org/wiki/Varna" class="mw-redirect" title="Varna">Varna</a>) on <a href="//commons.wikimedia.org/w/index.php?title=Pietro_Vesconte&amp;action=edit&amp;redlink=1" class="new" title="Pietro Vesconte (page does not exist)">Pietro Vesconte</a>'s 1321 <a href="//commons.wikimedia.org/w/index.php?title=Nautical_chart&amp;action=edit&amp;redlink=1" class="new" title="Nautical chart (page does not exist)">nautical chart</a>
<a href="//commons.wikimedia.org/w/index.php?title=Pietro_Vesconte&amp;action=edit&amp;redlink=1" class="new" title="Pietro Vesconte (page does not exist)">Pietro Vesconte</a>
1321
<a href="//commons.wikimedia.org/w/index.php?title=Vatican_Libary&amp;action=edit&amp;redlink=1" class="new" title="Vatican Libary (page does not exist)">Biblioteca Apostolica Vaticana</a> <a rel="nofollow" class="external free" href="https://digi.ub.uni-heidelberg.de/diglit/bav_pal_lat_1362a/0009/image">https://digi.ub.uni-heidelberg.de/diglit/bav_pal_lat_1362a/0009/image</a>