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:
Galileiweltsysteme x. de Maksim page de Titelblatt von Galileis Dialog ber die zwei Weltsysteme Aristoteles Ptolemus und Copernicus diskutieren miteinander Technisch verbessert von wolpertinger Apr CEST Original hier PDold date username edit summary Apr de Benutzer Wolpertinger Aristoteles Ptolemus und Kopernikus diskutierenmiteinander