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.
Astronomicum Caesareum .f. fr Illustration de Astronomicum Caesareum Disque mobile expliquant le cours de la plante Mars btvb unknown illustrations Creator Petrus Apianus text PDold Astronomicum Caesareum Old observations of Mars
Page 2023 Free-images.com. All images are Public Domain