Yn cynnwys mynegai = Includes index.
Darganfod Tai Hanesyddol Eryri : Prosiect Dyddio Blwyddgylchau Gogledd-orllewin Cymru = Discovering the Historic Houses of Snowdonia : the North-west Wales Tree-ring Dating Project by Richard Suggett. ISBN 9781871184532. Published by Royal Commission on the Ancient & Historical Monuments of Wales in 2014. Publication and catalogue information, links to buy online and reader comments.