Inlet valves, Dinorwig hydro-electric power statio Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
lake and circular road at Dinorwig power station Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Construction at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
construction at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Construction at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Construction at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Interior at Dinorwig power station Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Construction at Dinorwig power station, 1979 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Construction at Dinorwig power station; 1979 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
A tunnel during construction at Dinorwig, 1976 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Dinorwig power station under construction, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Dinorwig power station at start of construction Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
assembly work at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
Assembly work at Dinorwig power station, 1982 Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales
The lake and circular road at Dinorwig power stati Type Item Uploaded by Royal Commission on the Ancient and Historical Monuments of Wales