Carte postale d'Ole Christoffer Thorkelsen représentant Karl Hovelsen.
<bdi><a href="https://www.wikidata.org/wiki/Q70180327" class="extiw" title="d:Q70180327"><span title="Norwegian painter and drawer">Ole Christoffer Thorkelsen</span></a>
</bdi>
<a rel="nofollow" class="external text" href="https://urn.nb.no/URN:NBN:no-nb_digifoto_20191017_00087_blds_10306">Nb no</a>