<a href="https://pl.wikipedia.org/wiki/J%C3%B3zef_Wierusz-Kowalski" class="extiw" title="pl:Józef Wierusz-Kowalski">Józef Wierusz-Kowalski</a> (1866-1927) Polish scientist and diplomat.
unknown-anonymous
before 1926 <div style="display: none;">date QS:P,+1926-00-00T00:00:00Z/7,P1326,+1926-00-00T00:00:00Z/9</div>
"IKC" 1926 see also <a rel="nofollow" class="external free" href="https://audiovis.nac.gov.pl/obraz/47022/471821cf25a33f18f9b69cbb2d5eb565/">http://audiovis.nac.gov.pl/obraz/47022/471821cf25a33f18f9b69cbb2d5eb565/</a>