1812 Kidwelly & Llanelly Canal prospectus
Gwaith Copr Brenhinol The Mines, Mynachlog Nedd
Sail Loft, Iard Newydd, Amlwch
Aerial view of Porth Amlwch
Map showing the development of Porth Amlwch
Watchhouse, Amlwch
Lighthouse and watchhouse, Amlwch
Porth Amlwch, 1972
Tollborth Pen Y Gogarth, Llandudno
Swansea Copperworks - excavation
Diffwyst Tarw, Gwaith Copr Drws Y Coed
Copper Mountain Anglesey
Yr olion, mwynglawdd metelau Ystrad Einon
Great Orme Mine Visitor Entrances
Underground wheel at Ystrad Einion metal mine
Ystrad Einion metal mine from the air
Archwilio am gopr ar Fynydd Parys
Gwaith copr Mynydd Parys
Fel Lleuad - Mynydd Parys
1851 Census entry p2 John Williams Little Wind St
1851 Census entry p1 John Williams Little Wind St
Cytundeb criw y llong 'Pathfinder' a oedd yn...
'Meadow Mill', Treffynnon, tua'r flwyddyn 1910
Model o'r llong cludo mwyn copr 'Glamorgan',...