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    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6489088
    Disgrifiad
    Text-only, draft report "Holyhead Breakwater. Level 4 Buildng Record" prepared for YGC by Rob Evans and Neil McGuinness, January 2017.
    Enw Casgliad
    GATP - Gwynedd Archaeological Trust Projects Archive
    Cyfrwng
    Text, Photo.
    Cychwynnwr
    Gwynedd Archaeological Trust
    Dyddiad
    2017-01