This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Wislicenus Johannes Portr . Johannes Adolf Wislicenus Juni in Kleineichstdt Dezember in Leipzig Portrait in Zrich org Norden Hermann ttig ca Zrich PDold Bildnachweis ETHBibliothek Zrich Bildarchiv Fotograf Norden Hermann Portr Public Domain Mark Johannes Wislicenus
Page 2023 Free-images.com. All images are Public Domain