NPRNTitleType Of SiteRelationNPRN34086TitleDyffryn Blast FurnaceType Of Siten/aRelationConsists ofNPRN43130TitleDyffryn Road Bridge over Plymouth Feeder, Merthyr TydfilType Of Siten/aRelationAssociated withNPRN33452TitleBwllfa Levels, East of Dyffryn Ironworks, Merthyr TydfilType Of Siten/aRelationAssociated with
