Archive6148468Title2000_CS_0538 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Nant Gwrtheyrn Quarry, Pistyll, taken by T.G.Driver on the 26/06/2000MediumPhoto.Imagesn
Archive6148467Title005045_50 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Nant Gwrtheyrn Quarry, Pistyll, taken by T.G.Driver on the 26/06/2000MediumPhoto.Imagesn
Archive6072167TitleOAI_03_04 - Outsize Additional InformationLevelItemDescriptionNant Gwrtheyrn Quarries, Gwynedd; Feasability Study for the quarries of Nant Gwertheyrn, covering Cae'r Nant, Porth Y Nant & Carreg Y Llam, by Posford Duvivier Consulting Engineers for Dwyfor County Council, dated 23/04/93.MediumCartographic, Text, Photo.Imagesn