Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Betws New Mine, photograph
Charles, Prince of Wales unveils plaque commemorating the inauguration of Betws New Mine.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
Charles, Prince of Wales unveils plaque commemorating the inauguration of Betws New Mine.