Rudolf Rittner

<strong>Quelle:</strong> <bdi><a href="https://www.wikidata.org/wiki/Q102280702" class="extiw" title="d:Q102280702"><span title="German photography studio">Becker &amp; Maass</span></a> </bdi> / <bdi><a href="https://www.wikidata.org/wiki/Q122240742" class="extiw" title="d:Q122240742"><span title="German photographer">Marie Boehm</span></a> </bdi> - <p>Magazine <i>Berliner Leben. Zeitschrift für Schönheit und Kunst</i>, no. 10, October 1909, page 6 </p> Digitale Landesbibliothek Berlin <a rel="nofollow" class="external autonumber" href="https://nbn-resolving.org/urn:nbn:de:kobv:109-1-5303836/fragment/page=154">[1]</a>

<strong>Quelle:</strong> <bdi><a href="https://en.wikipedia.org/wiki/en:Akseli_Gallen-Kallela" class="extiw" title="w:en:Akseli Gallen-Kallela"><span title="Finnish painter (1865-1931)">Akseli Gallen-Kallela</span></a> </bdi> - <a rel="nofollow" class="external free" href="http://kokoelmat.fng.fi/app?si=A+II+1050">http://kokoelmat.fng.fi/app?si=A+II+1050</a>