NPRNTeitlMath O SaflePerthynasNPRN80463TeitlElliot Colliery, New Tredegar: Winding HouseMath O Saflen/aPerthynasConsists ofNPRN85063TeitlBritish Ironworks: Blast FurnacesMath O Saflen/aPerthynasConsists ofNPRN80465TeitlElliot Colliery, Pithead BathsMath O Saflen/aPerthynasConsists of
