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.
Rheden Plan. Rheden Grundriss Karl Heinz Clasen Die mittelalterliche Kunst im Gebiet des Deutschordensstaates Preuen Die Burgbauten Nachdruck Frankfurt am Main Conrad Steinbrecht ca Radzy Chemiski Castle Plans of castles in Poland Plans of castles of the Teutonic Knights Conrad Steinbrecht PDold
Page 2023 Free-images.com. All images are Public Domain