• English
    •    Hygyrchedd

    Nid oes gennych resi chwilio datblygedig. Ychwanegwch un trwy glicio ar y botwm '+ Ychwanegu Rhes'
    Manylion
    Hierarchaeth
    Safleoedd Cysylltiedig
    Rhif Archif
    6022627
    Disgrifiad
    Draft report entitled "Pontneddfechan Gunpowder Works & Silica Mines Management Plan Annex 12" by Brecon Beacons National Park dated 6th April 1990.
    Cofnod Casglu
    Additional Information
    Cyfrwng
    Text, Cartographic.
    Cychwynnwr
    Brecon Beacons National Park
    Dyddiad
    1990-04-06