''<i>Caesar's Coin</i>" (1790), by Domingos Sequeira. Private colection.
<bdi><a href="https://en.wikipedia.org/wiki/en:Domingos_Sequeira" class="extiw" title="w:en:Domingos Sequeira"><span title="Portuguese painter (1768-1837)">Domingos Sequeira</span></a>
</bdi>
<a rel="nofollow" class="external text" href="https://www.publico.pt/culturaipsilon/noticia/uma-cronologia-com-base-na-correspondencia-do-pintor-1711917">Público - Contar a vida de Sequeira através das cartas</a>