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:
Euklid. Euclid of Alexandria who was in medieval times wrongly identified with Euclid of Megara the disciple of Socrates aiwaz net Creator Justus van Gent ca Image Euklid Liberal Freemason talk Euklid same source but higher resolution and refurbished Uploaded with de html Reworkhelper PDold Euclid Justus van Gent Studiolo