Märta Petrini, opera singer. Undated portrait about 1905. Scanned glass negative
<bdi><a href="https://www.wikidata.org/wiki/Q5579425" class="extiw" title="d:Q5579425"><span title="Swedish photographer">Anton Blomberg</span></a>
</bdi>
Swedish Performing Arts Agency: <a rel="nofollow" class="external text" href="http://calmview.statensmusikverk.se/CalmView/Record.aspx?src=CalmView.Catalog&amp;id=NP037"> Musikverket image: NP037</a>