Wales
Dorothea Quarry Engine House, Nantlle Valley, Wales
Dorothea Quarry Engine House, Nantlle Valley, Wales
Ainsley Cocks
Pearl Shaft Engine House, Mona Mine, Anglesey, Wales
Pearl Shaft Engine House, Mona Mine, Anglesey, Wales
Ainsley Cocks
Dorothea Quarry Engine House, Nantlle Valley, Wales
Dorothea Quarry Engine House, Nantlle Valley, Wales
Ainsley Cocks