This is a portrait print reproduced after a painting by Gerrit van Honthort. Amalia's depiction in this print is identical (although in reverse) to her presentation in Honthorst's 1637/1638 "Double Portrait of Frederik Hendrik and Amalia van Solms."
<bdi>After <a href="https://en.wikipedia.org/wiki/en:Gerard_van_Honthorst" class="extiw" title="w:en:Gerard van Honthorst"><span title="Dutch Golden Age painter (1592-1656)">Gerard van Honthorst</span></a>
</bdi>
mid 17<sup>th</sup> century <div style="display: none;">date QS:P571,+1650-00-00T00:00:00Z/7</div>
Department of Image Collections, National Gallery of Art Library, Washington, DC