NPRNTeitlMath O SaflePerthynasNPRN91546TeitlOverflow, Glamorganshire Canal, Upper AbercanaidMath O Saflen/aPerthynasAssociated withNPRN91544TeitlPentrebach Ironworks, Merthyr TydfilMath O Saflen/aPerthynasAssociated withNPRN34425TeitlGlamorganshire CanalMath O Saflen/aPerthynasPart of
