Related Images
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.
Looking for more info about this image?
Try a Google Reverse Image Search for it.
Try a Google Reverse Image Search for it.
Keywords from Image Description:
Johannes Hartmann. en Portrait of German chemistry professor Johannes Hartmann An encyclopedia Author ca Copyright expired by age Academics from Germany Professors from Germany PDold