NPRNTeitlMath O SaflePerthynasNPRN67671TeitlCoity Mawr Quarry InclineMath O Saflen/aPerthynasConsists ofNPRN67670TeitlCoity Mawr QuarryMath O Saflen/aPerthynasConsists ofNPRN67672TeitlCoity Mawr Quarry, Incline Winding DrumMath O Saflen/aPerthynasConsists ofNPRN67673TeitlCoity Mawr Quarry, Air ShaftMath O Saflen/aPerthynasConsists ofNPRN67796TeitlCoity Mountain, Coal Level IMath O Saflen/aPerthynasConsists of
