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:
Matthias Grnewald St John in the Forest WGA. ca Black chalk on yellowish paper heightened with white size mm Institution Albertina object history credit line accession number WGA link wga hu wga hu html PDold graphics study German Drawings by Matthias Grnewald German drawings in the Albertina Grunewald drawings WGA form