Parc Howard excavation, Llanelli
Parc Howard, Llanelli excavation
Photograph of Owen Roberts
Graen - Mary King Sarah
Names of Dyffryn Nantlle Slate Quarries Artwork
Hanes y Llan
Nantlle Railway tunnel, Dorothea Quarry
Dororthea Quarry Beam Engine
Inscription of JER with a partial date
excavation at 27 Caroline St, Fernhill,...
Penyrorsedd
Dorothea Quarry Boilers
underground in Dinas Silica mine
underground at Dinas Silica Mine
Underground at Dinas Silica Mine