Yn cynnwys mynegai = Includes index.
Adeiladau o ddiddordeb pensaerniol neu hanesyddol arbennig : Llangollen [rhan], Ddinbych (sic) (rhan) = Buildings of special architectural or historic interest : Llangollen (part), Denbighshire (part) by Cadw. Published by Cadw: Welsh Historic Monuments in 1999. Publication and catalogue information, links to buy online and reader comments.