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:
Belagerungsplan Frankfurt am Main Faber von Creuznach . Crop of historical map of city of Frankfurt am Main Hesse Germany focus on old jewish cemetery of Judengasse Judenmarkt Nachdruck in einem Buch von library cmu edu cgi call EFA layout vol file File Frankfurt Belagerungsplan ca Hans Grav nach Conrad Faber von Creuznach