Hanes hen reilffordd Cwm Prysor gyda'r hanesydd lleol Keith O'Brien. The history of Cwm Prysor's old railway with local historian Keith O'Brien Show more
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Hanes hen reilffordd Cwm Prysor gyda'r hanesydd lleol Keith O'Brien. The history of Cwm Prysor's old railway with local historian Keith O'Brien Show more
Mae Radio Cymru wedi bod yn darlledu rhaglenni ers 1977. Radio Cymru has been broadcasting to the nation since 1977.
