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.
Rammelsberg Georg Daniel Heumann. de Die Bergwerke am Rammelsberg um idealisierte Darstellung Georg Daniel Heumann Georg Daniel Heumann hochgeladen von AxelHH Drawings and paintings of Rammelsberg mine Georg Daniel Heumann Rammelsberg PDold
Page 2023 Free-images.com. All images are Public Domain