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:
Johannes Heurnius. en Illustrium Hollandiae Westfrisiae ordinum alma academia Leidensis Dedication portraits and portraits of Leiden professors along with scenes of university library anatomical room hortus google nl id WoAAAAcAAJ Jacob Marci and Justum Colster PDold Johannes Heurnius Alma Academia Leidensis Uploaded with