<b><a href="https://en.wikipedia.org/wiki/Hans_Thirring" class="extiw" title="en:Hans Thirring">Hans Thirring</a></b> (1888–1976), Austrian theoretical physicist.
<bdi><a href="https://en.wikipedia.org/wiki/en:Georg_Fayer" class="extiw" title="w:en:Georg Fayer"><span title="Austrian-American photographer of Hungarian origin (1892-1950)">Georg Fayer</span></a>
</bdi>
1927-03
<a href="https://de.wikipedia.org/wiki/%C3%96sterreichische_Nationalbibliothek#Bildarchiv_und_Grafiksammlung" class="extiw" title="de:Österreichische Nationalbibliothek"> ÖNB, Bildarchiv Austria</a>, Inventarnummer Pb 580.555-F 507<br><small>(<a rel="nofollow" class="external free" href="https://www.bildarchivaustria.at/Pages/ImageDetail.aspx?p_iBildID=10452436">https://www.bildarchivaustria.at/Pages/ImageDetail.aspx?p_iBildID=10452436</a>)</small>