Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Cynheidre Colliery, photograph
General view of Cynheidre Colliery.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
General view of Cynheidre Colliery.