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:
Fernie Castle Grundriss. Grundriss von Fernie Castle ohne Anbauten des und Jahrhunderts David MacGibbon Thomas Ross The castellated and domestic architecture of Scotland vol Edinburg David Douglas archive org page online by author PDold Fernie Castle Plans of castles in Scotland The castellated and domestic architecture of Scotland