NPRNTeitlMath O SaflePerthynasNPRN91590TeitlBlaenavon World Heritage Site AreaMath O Saflen/aPerthynasPart ofNPRN91631TeitlCulvert, Upper to Lower Pond, Garnddyrys Forge, BlorengeMath O Saflen/aPerthynasAssociated withNPRN91630TeitlLower Pond, Garnddyrys Forge, BlorengeMath O Saflen/aPerthynasAssociated withNPRN34137TeitlGarnddyrys Forge, BlorengeMath O Saflen/aPerthynasPart ofNPRN85861TeitlPen-Ffordd-Goch Pond or Keeper's Pond or Forge PondMath O Saflen/aPerthynasAssociated with
