NPRNTeitlMath O SaflePerthynasNPRN406912TeitlNeath Canal: Ty Bont OverbridgeMath O Saflen/aPerthynasConsists ofNPRN85017TeitlYnys-Arwed CollieryMath O Saflen/aPerthynasAssociated withNPRN34444TeitlNeath CanalMath O Saflen/aPerthynasAssociated withNPRN309239TeitlTy Bont Lime Kiln, AberdulaisMath O Saflen/aPerthynasAssociated with
