<i>Portrait of an Unknown Woman.</i> Coloured chalks with wash on unprimed paper, <span style="white-space:nowrap">35.6 × 24.8 cm</span>, <a href="https://en.wikipedia.org/wiki/Royal_Collection" class="extiw" title="w:Royal Collection">Royal Collection</a>, Windsor Castle.
<bdi><a href="https://en.wikipedia.org/wiki/en:Hans_Holbein_the_Younger" class="extiw" title="w:en:Hans Holbein the Younger"><span title="German artist and printmaker (1497-1543)">Hans Holbein the Younger</span></a>
</bdi>
1526–28
<a rel="nofollow" class="external text" href="http://www.royalcollection.org.uk/eGallery/object.asp?searchText=holbein&amp;x=0&amp;y=0&amp;pagesize=20&amp;object=912217&amp;row=1">Royal Collection</a>