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:
Libr. Frontispiz der Rudolphinischen Tafeln Tabulae Rudolphinae quibus astronomicae von Johannes Kepler aus der National Oceanic Atmospheric Administration NOAA USA photolib noaa gov htm Frontispiece of the Rudolphine Tables Tabulae Rudolphinae quibus astronomicae by Johannes Kepler Call number QB Image ID libr Treasures of