Männlicher Akt, Zeichnung von Fritz Stoltenberg
<bdi><a href="https://en.wikipedia.org/wiki/en:Fritz_Stoltenberg" class="extiw" title="w:en:Fritz Stoltenberg"><span title="German painter (1855-1921)">Fritz Stoltenberg</span></a>
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own reproduction, original image is more than 100 years old