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Amgueddfa Cymru – Museum Wales
Aerial view of Colchester Industrial Estate, Colchester Avenue, Cardiff, viewed from the north west, showing many of the buildings of the International Alloys Limited second world war plant for extracting magnesium from seawater which functioned approximately 1941-1946. In the middle distance are the cooling towers of Cardiff Corporation Power Station (Roath or Newport Road Power Station), and beyond, light industries on Newport Road.