NPRNTeitlMath O SaflePerthynasNPRN309770TeitlBryntail Mine, Dressing FloorsMath O Saflen/aPerthynasConsists ofNPRN309773TeitlBryntail Mine, InclineMath O Saflen/aPerthynasConsists ofNPRN33989TeitlBryntail Lead Mine;Glyn MineMath O Saflen/aPerthynasPart ofNPRN309771TeitlBryntail Mine, LeatMath O Saflen/aPerthynasConsists ofNPRN309772TeitlBryntail Mine, Upper LeatMath O Saflen/aPerthynasConsists of
