Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Map of the South Wales Coalfield (published by the Business Statistics Office) showing catchment areas for each mine c.1925.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.
Amgueddfa Cymru
Map of the South Wales Coalfield (published by the Business Statistics Office) showing catchment areas for each mine c.1925.