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Ar gyfer defnydd masnachol cysyllwch yn uniongyrchol gyda deilydd yr hawlfraint os gwelwch yn dda.
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The Introduction will guide you from Bwlch Pen Barras car park, along Offa's Dyke Path National Trail towards our first Audio Point.
It includes an introduction to the walk as well as instructions for if you are using a mobile telephone to access the tour.
This pointincludes an interview with Dr Jacqui Malpas, Geodiversity Officer for the Clwydian Range AONB, talking about the work of five young pioneering women geologists working in the area at the turn of the Twentieth Century.
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