<bdi><a href="https://www.wikidata.org/wiki/Q94773552" class="extiw" title="d:Q94773552">Olga von Gruenewaldt</a>
</bdi>
<a rel="nofollow" class="external text" href="https://www.muis.ee/museaalview/1447436">EKM j 190:539 M 834</a>