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.
Oesterley Adolf Zimmermann. Bildnis des Malers Adolf Gottlob Zimmermann Feder Sepia deutschefotothek de html Creator Carl Oesterley PDold Carl Oesterley Portraits of the painter Adolf Zimmermann
Page 2023 Free-images.com. All images are Public Domain