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:
Unibibliotek Salzburg Artes liberales Grammatica. Die sieben freien Knste Grammatik und Priscianus The Seven liberal arts Grammatic and Priscianus Artes Liberales Grammatica et Priscianus humanities edu ru Kolorierte Federzeichnung Unibibliothek Salzburg III century author PDArt Seven liberal arts Grammar Priscian