• Cymraeg
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    Details
    Hierarchy
    Related Sites
    Archive Number
    6438489
    Description
    Figure 217. Map showing development of Porthmadog harbour Based upon ? Crown copyright and database rights 2014. Ordnance Survey licence no. 100022206
    Collection Record
    WSP - Welsh Slate Publication Collection
    Medium
    Graphic.
    Originator
    RCAHMW
    Date
    2014