William Lönnberg: Self portrait. 1916-17. Oil painting (80 x 70 cm). Ateneum Museum of Art.
<bdi><a href="https://www.wikidata.org/wiki/Q11902436" class="extiw" title="d:Q11902436"><span title="Finnish painter (1887-1949)">William Lönnberg</span></a>
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1916<div style="display: none;">date QS:P571,+1916-17-00T00:00:00Z/10</div>
<i>Ars — Suomen taide</i>, 1990