NPRNTeitlMath O SaflePerthynasNPRN88031TeitlDowlais, Drainage SystemMath O Saflen/aPerthynasPart ofNPRN85572TeitlDowlais Free Drainage System, LeatMath O Saflen/aPerthynasAssociated withNPRN88012TeitlEast Merthyr Landscape Project;East Merthyr, OpencastMath O Saflen/aPerthynasPart of
