Dr. I. Groneman, court physician to the Sultan of Yogyakarta
<bdi><a href="https://en.wikipedia.org/wiki/en:Kassian_Cephas" class="extiw" title="w:en:Kassian Cephas"><span title="Indonesian photographer">Kassian Cephas</span></a>
</bdi>
22 November 1881<div style="display: none;">date QS:P571,+1881-11-22T00:00:00Z/11</div>
<a rel="nofollow" class="external text" href="http://hdl.handle.net/1887.1/item:782829">Leiden University Library, KITLV, image 4511</a> <a rel="nofollow" class="external text" href="https://digitalcollections.universiteitleiden.nl/imagecollection-kitlv">Collection page Southeast Asian &amp; Caribbean Images (KITLV)</a>