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Amgueddfa Cymru – Museum Wales
Aerial view looking south south east at works in the lower Swansea Valley. At eft is Upper Bank Copper Works, at SS 954 666, worked 1757 - 1924. In distant left is Middle Bank Copper Works at SS 956 664 which ran from 1755 to 1924. At right is part of Hafod Copper Works at SS 953 662 (1809 - 1924).