Collegium Politicum.From Ludvig Holberg's The Political Pitcher, Act 1, Scene 2. by Wilhelm Marstrand https://www.rawpixel.com/image/8921813/image-face-art-vintageFree Image from public domain licenseThe Superintendents of the Collegium Medicum in Amsterdam, 1683 (1683) by Adriaen Backer https://www.rawpixel.com/image/13742082/image-dog-face-plantFree Image from public domain licenseCollegium Romanum, Rome: with the extended piazza a key to the surrounding buildings. Line engraving. https://www.rawpixel.com/image/14007106/image-paper-cloud-cartoonFree Image from public domain licenseDe inspecteurs van het Collegium Medicum te Amsterdam in 1756 (1756) by Tibout Regters https://www.rawpixel.com/image/13789667/image-paper-cartoon-faceFree Image from public domain licenseZwarte raven ontvluchten het Collegium Philosophicum, 1829 (1829) by anonymous https://www.rawpixel.com/image/13781788/zwarte-raven-ontvluchten-het-collegium-philosophicum-1829-1829-anonymousFree Image from public domain license