YR EIFL QUARRY; TREVOR QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
PENARTH SLATE QUARRY, CORWEN Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
ABERLLEFENNI SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
GORSEDDAU SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
DINORWIC SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
CLOGAU SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
MOEL FFERNA, SLATE MINE Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
PENARTH SLATE QUARRY, CORWEN Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
RHOSYDD SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
SLATE QUARRY, CWM EBOL Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
CLOGAU SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
ABERLLEFENNI SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
GORSEDDAU SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
GORSEDDAU SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
BERWYN SLATE QUARRY AND FIELD SYSTEM Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
YR EIFL QUARRY; TREVOR QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
RHIW-BACH SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
VIVIAN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
CWMORTHIN SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
MOEL FFERNA, SLATE MINE Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
PENARTH SLATE QUARRY, CORWEN Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
RHIW-BACH SLATE QUARRY Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
