Portrait of attorney <a href="https://ru.wikipedia.org/wiki/%D0%93%D1%80%D1%83%D0%B7%D0%B5%D0%BD%D0%B1%D0%B5%D1%80%D0%B3,_%D0%9E%D1%81%D0%BA%D0%B0%D1%80_%D0%9E%D1%81%D0%B8%D0%BF%D0%BE%D0%B2%D0%B8%D1%87" class="extiw" title="ru:Грузенберг, Оскар Осипович">Oscar Osipovich Grusenberg</a> with his wife (Rosa Grigoryevna).
<bdi><a href="https://en.wikipedia.org/wiki/en:Valentin_Serov" class="extiw" title="w:en:Valentin Serov"><span title="Russian painter (1865–1911)">Valentin Serov</span></a>
</bdi>
between 1909 and 1910 <div style="display: none;">date QS:P571,+1950-00-00T00:00:00Z/7,P1319,+1909-00-00T00:00:00Z/9,P1326,+1910-00-00T00:00:00Z/9</div>
1. <a rel="nofollow" class="external free" href="http://www.rulex.ru/rpg/portraits/26/26120.htm">http://www.rulex.ru/rpg/portraits/26/26120.htm</a>, reproduction from book: "Леняшин В.А.. Портретная живопись В.А.Серова 1900-х годов. Основные проблемы Л.: Художник РСФСР, 1980, стр. 159<br>2. <a rel="nofollow" class="external text" href="http://www.artguide.ru/ru/news/1025">artguide.ru</a><br>3. <a rel="nofollow" class="external text" href="http://www.liveauctioneers.com/item/14373042_valentin-aleksandrovich-serov-1865-1911">liveauctioneers.com</a>