NPRNTeitlMath O SaflePerthynasNPRN96459TeitlElan Valley Water Scheme, Birmingham Corporation Waterworks, Cwm ElanMath O Saflen/aPerthynasPart ofNPRN261522TeitlCaban Coch Hydro Electric Station IMath O Saflen/aPerthynasAssociated withNPRN261521TeitlCaban Coch Dam, Elan Valley Water SchemeMath O Saflen/aPerthynasAssociated with
