Caspar Ritter: Portrait of the artist's wife, 1893
<bdi><a href="https://en.wikipedia.org/wiki/en:Caspar_Ritter" class="extiw" title="w:en:Caspar Ritter"><span title="Swiss painter (1861-1923)">Caspar Ritter</span></a>
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1893
<a rel="nofollow" class="external text" href="http://digi.ub.uni-heidelberg.de/diglit/kfa1897_1898/0413">Die Kunst für alle: Malerei, Plastik, Graphik, Architektur — 13.1897-1898</a>