Archive6049647Title94_CS_0720 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionSlide of RCAHMW colour oblique aerial photograph of Llechwedd Slate Caverns, taken by C.R. Musson, 17/4/1994.MediumPhoto.Imagesy
Archive6074296TitleNMR Site FilesLevelItemDescriptionNewspaper article in the Western Mail, titled 'Quarrying deep into the tourist market', relating to Llechwedd Slate Caverns, Llandderfel, MerionethMediumText.Imagesn
Archive6145690Title94_CS_0719 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Llechwedd Slate Quarries, Ffestiniog, taken by C.R. Musson, 17/04/94MediumPhoto.Imagesy
