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    Manylion
    Delweddau
    Safleoedd Cysylltiedig
    Archifau Cysylltiedig
    NPRN306137
    Cyfeirnod MapSO16NW
    Cyfeirnod GridSO1212069950
    Awdurdod Unedol (Lleol)Powys
    Hen SirRadnorshire
    CymunedLlanddewi Ystradenny
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    Disgrifiad
    Cefn-y-Gaer is an irregular enclosure, c.279m by 190m, defined by a single rampart and ditch, except on the north, where it is bivallate; there are indications of an annex, c.44m by 45m, to the north-east.

    (source Os495card; SO16NW1)

    RCAHMW AP955052/48-9

    J.Wiles 27.08.02