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.
Keywords from Image Description:
Rudolf Schulten. de Professor Dr rer nat Rudolf Schulten gest Photo von nach dem Rigorosum von Heinrich Bonnenberg Archiv Heinrich Bonnenberg Heinrich Bonnenberg Photograph Mai Krd Mai CEST Other versions BildCC Original upload log de Wdwdbot script botfiletrans pl de RudolfSchulten HBonnenberg Bytes no Datum User