NPRNTeitlMath O SaflePerthynasNPRN34134TeitlGwaith Haearn BlaenafonMath O Saflen/aPerthynasAssociated withNPRN91590TeitlBlaenavon World Heritage Site AreaMath O Saflen/aPerthynasPart ofNPRN36837TeitlEngine Row, Stack Square, BlaenavonMath O Saflen/aPerthynasConsists of
