NPRNTitleType Of SiteRelationNPRN418934TitleIncline, Hafod-Las QuarryType Of Siten/aRelationConsists ofNPRN420225TitleCrusher House, Hafodlas Slate QuarryType Of Siten/aRelationConsists ofNPRN418930TitleAperture in Waste, Hafod-Las QuarryType Of Siten/aRelationConsists ofNPRN418933TitleTunnel to Quarry, Hafod-Las QuarryType Of Siten/aRelationConsists ofNPRN418927TitleHafod-Las Quarry, Sheave for Counterbalance InclineType Of Siten/aRelationConsists ofNPRN420226TitleEnamelling Mill, Hafodlas Slate QuarryType Of Siten/aRelationConsists ofNPRN418931TitleDressing Mill, Hafod-Las QuarryType Of Siten/aRelationConsists ofNPRN418932TitleSlate Bridge, Hafod-Las QuarryType Of Siten/aRelationConsists ofNPRN418929TitlePowder Magazine, Hafod-Las QuarryType Of Siten/aRelationConsists of