Coat of arms of the <a href="https://en.wikipedia.org/wiki/King_of_Poland" class="extiw" title="w:King of Poland">King of Poland</a> and <a href="https://en.wikipedia.org/wiki/List_of_rulers_of_Lithuania" class="extiw" title="w:List of rulers of Lithuania">Grand Duke of Lithuania</a> <a href="https://en.wikipedia.org/wiki/Sigismund_I_the_Old" class="extiw" title="w:Sigismund I the Old">Sigismund I the Old</a> with <a href="https://en.wikipedia.org/wiki/Coat_of_arms_of_Poland" class="extiw" title="w:Coat of arms of Poland">Polish Eagle</a> and <a href="https://en.wikipedia.org/wiki/Coat_of_arms_of_Lithuania" class="extiw" title="w:Coat of arms of Lithuania">Lithuanian <i>Vytis</i> (<i>Waykimas</i>)</a> from the <i>Livro do Armeiro-Mor</i>, painted in ~1509.
Unknown author<span style="display: none;">Unknown author</span>
<i><a href="https://pt.wikipedia.org/wiki/Livro_do_Armeiro-Mor" class="extiw" title="pt:Livro do Armeiro-Mor">Livro do Armeiro-Mor</a></i> (online version: <a rel="nofollow" class="external text" href="https://digitarq.arquivos.pt/viewer?id=4162406">page 57</a>)