• English
    • Beta   Hygyrchedd

    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6326871
    Disgrifiad
    Map of the basic water-economy of the eastern side of the lower Swansea Valley in the eighteenth and nineteenth centuries showing the provision of water-power, as published in RCAHMW publication "Copperopolis", p.107, fig. 152.
    Cofnod Casglu
    COP - RCAHMW Copperopolis Publication
    Cyfrwng
    Cartographic.
    Cychwynnwr
    RCAHMW