Archive6492090TitleCGC_14_05 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Hendre Ddu Open Quarry, Merioneth" dated 22/9/1972.MediumImagesn
Archive6492099TitleCGC_14_04 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Hendre Ddu Slate Quarry reservoir dam, Aberangell, Dyfi Forest, Merioneth" dated 22/9/1972.MediumImagesn
Archive6492098TitleCGC_14_03 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Hendre Ddu Quarry reservoir to outward bound school, Aberdyfi. Log cabin in Dyfi Forest, Merioneth" dated 22/9/1972.MediumImagesn
Archive6146169Title94_CS_1774 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Hendre-ddu Quarry (slate), Mawddwy, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6146171Title94_CS_1776 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Hendre-ddu Quarry (slate), Mawddwy, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6146172Title94_CS_1775 - RCAHMW Colour Oblique Aerial PhotographsLevelItemDescriptionRCAHMW colour slide oblique aerial photograph of Hendre-ddu Quarry (slate), Mawddwy, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
Archive6492096TitleCGC_14 - Colin Guile CollectionLevelBatchDescriptionColour slides showing views at and around Hendre Ddu Quarry, taken by Colin Guile, 1972- 1973.Medium6 slides. Photo.Imagesn
Archive6492097TitleCGC_14_01 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Hendre Ddu - old winding gear building" dated 15/9/1973.MediumImagesn
Archive6492089TitleCGC_14_02 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Hendre Ddu Quarry reservoir in Dyfi Forest. Log cabin accommodation for students of outward bound school, Aberdyfi, Merioneth" dated 22/9/1972.MediumImagesn
Archive6492091TitleCGC_14_06 - Colin Guile CollectionLevelItemDescriptionColour slide produced by Colin Guile, caption reads, "Looking SW from slope of Mynydd Gartheiniog to Hendre Ddu Quarry Reservoir, Aberangell, Merioneth. Descent after collecting 2 3/4lbs of bilberries" dated 22/9/1972.MediumImagesn
Archive6146170Title945180_49 - RCAHMW Black and White Oblique Aerial PhotographsLevelItemDescriptionRCAHMW Black and white oblique aerial photograph of Hendre-ddu Quarry (slate), Mawddwy, taken by C.R. Musson, 09/10/94MediumPhoto.Imagesn
