Bøger af Ruth (University College London Siddall

This book is about the stone used to build the castles of Edward I in North West Wales. It describes the available geological resources and the building materials used in the construction of Caernarfon, Conwy, Harlech and Beaumaris Castles. It places the stone used in the castles in the context of buildings, from the Neolithic to the present day.