Harlech Castle = Castell Harlech, Gwynedd
By: prepared by the Welsh Office = paratowyd gan y Swyddfa Gymreig.
Contributors: Taylor, A. J. 1911-; Great Britain. Welsh Office.
Publisher: H.M.S.O.
Published: 1980
Place of publication: Cardiff
Language: mul
Number of pages: 29
Notes: Text in English and Welsh.

Bibl.