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Ni fydd y wefan ar gael, am uchafswm o 30 munud, 0 18.30 Dydd Mercher 13 Rhagfyr. Mae hyn oherwydd gwaith cynnal a chadw ar frys. The website will be unavailable for a maximum of 30 minutes at 18.30 on Wed 13th December. This is due to maintenance.

The online catalogue of archaeology, buildings, industrial and maritime heritage in Wales

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Search details of over 110,000 buildings, archaeological, industrial and maritime sites throughout Wales

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Search Archive

Want to search our archive? Explore the collections we hold? Consult our online catalogue of photographs, drawings, manuscripts and digital resources and view over 125,000 images

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Explore our online galleries highlighting recent fieldwork, cataloguing, digitisation or discoveries

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Coflein Mapping

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