NPRNTitleType Of SiteRelationNPRN32443TitleLake Vyrnwy Straining Tower, LlanwddynType Of Siten/aRelationAssociated withNPRN309728TitleLake Vyrnwy Dam, Tramway SystemType Of Siten/aRelationAssociated withNPRN308781TitleHendre QuarryType Of Siten/aRelationAssociated with