CWMDU AIR SHAFT COLLAPSED WORKINGS Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
CWMDU AIR SHAFT COLLAPSED WORKINGS Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
UNDERHILL WOOD EARLY COAL WORKINGS, JEFFREYSTON Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
WINCHESTOWN MINE WORKINGS Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
FFOS-Y-FRAN (MERTHYR SE) Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
MERTHYR COMMON COAL WORKINGS Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
JEFFREYSTONE, COAL WORKINGS SE OF Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
PEN-FFORDD-GOCH IRON AND COAL WORKINGS, BLAENAVON Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
FFOS-Y-FRAN (MERTHYR SE) Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
FOEL-Y-DYFFRYN, MINE WORKINGS Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
