NPRNTitleType Of SiteRelationNPRN261903TitleCanal Level Collapsed WorkingsType Of Siten/aRelationConsists ofNPRN261904TitleCyfarthfa Level Ventilation ShaftType Of Siten/aRelationConsists ofNPRN232778TitleCyfarthfa Canal, Merthyr TydfilType Of Siten/aRelationPart of