NPRNTeitlMath O SaflePerthynasNPRN40525TeitlReservoirs, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40522TeitlCrusher House II , Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40527TeitlStorage Shed, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40524TeitlOffice and Canteen, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40526TeitlRailway Bridge, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40520TeitlBrick Kiln, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40523TeitlCrusher House III, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists ofNPRN40521TeitlCrusher House I, Holyhead Breakwater QuarriesMath O Saflen/aPerthynasConsists of
