NPRNTitleType Of SiteRelationNPRN91752TitlePentre Smelting; Lead Smelting Works, Devil's BridgeType Of Siten/aRelationAssociated withNPRN91747TitleCwmystwyth Lead Mines: Bonsall's Level FawrType Of Siten/aRelationConsists ofNPRN33832TitleCwmystwyth Lead Mines: Dressing MillType Of Siten/aRelationConsists ofNPRN33833TitleCwmystwyth Lead Mines: Office and SmithyType Of Siten/aRelationConsists ofNPRN33834TitleCopa Hill, Cwmystwyth, Comet Lode OpencastType Of Siten/aRelationConsists of