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    Llyn Celyn, Tryweryn Valley

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    Archive NumberTitleLevelDescriptionMediumImagesArchive Number6537065Title72_411_0940 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Llyn Celyn, taken by the Ordnance Survey on 4th October 1972 at an altitude of 7,500 feet. Grid reference SH8740. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.ImagesnArchive Number6537107Title73_174_0183 - Ordnance Survey Vertical Aerial Photography CollectionLevelItemDescriptionBlack and white aerial photograph of Llyn Celyn, taken by the Ordnance Survey on 16th May 1973 at an altitude of 13,350 feet. Grid reference SH8740. Print enlargement (c. 20") taken from 9" film roll.MediumPhoto.ImagesnArchive Number6321251TitleA112578 - Aerofilms CollectionLevelItemDescriptionBlack and white oblique aerial photograph showing Llyn Celyn, Tryweryn Valley, view of the vast earth dam under construction looking south-east. Visible are the construction yard beyond the dam, the straining tower (centre left) and above it on the hillside, the overflow. Note also the old valley road bisecting Hafod-fadog farmstead and the new, higher route adjacent. From Aerofilms album Merionethshire and Montgomeryshire, taken by Aerofilms Ltd and dated 1963.MediumPhoto.ImagesyArchive Number6321252TitleA119365 - Aerofilms CollectionLevelItemDescriptionBlack and white oblique aerial photograph showing Llyn Celyn, Tryweryn Valley, view of the vast earth dam under construction looking west. The construction yard and workers' housing are in the foreground, below the dam. Note on the left the trackbed of the former Bala & Festiniog Railway, closed in 1960 to enable the scheme to proceed, is in use as a construction road and on the right the old valley road, also by now used as a construction road, bisecting Hafod-fadog farmstead and the new, higher route adjacent. From Aerofilms album Merionethshire and Montgomeryshire, taken by Aerofilms Ltd and dated 1963.MediumPhoto.ImagesyArchive Number6321253TitleA150809 - Aerofilms CollectionLevelItemDescriptionBlack and white oblique aerial photograph showing Llyn Celyn, Tryweryn Valley, View of Llyn Celyn reservoir and dam shortly after completion, looking west. Note the straining tower and the overflow to its left. From Aerofilms album Merionethshire and Montgomeryshire, taken by Aerofilms Ltd and dated 1965.MediumPhoto.ImagesyArchive Number6396673TitleAA56_7816A - NMR Site FilesLevelItemDescriptionGeneral view across the valley prior to flooding.MediumImagesnArchive Number6353777TitleAP_2005_2780 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique aerial photograph of Llyn Celyn, Tryweryn Valley showing winter landscape from the north. Dust specks are visible from the digital sensor. Taken on 21 November 2005 by Toby DriverMediumPhoto.ImagesyArchive Number6330610TitleAP_2006_3384 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique aerial photograph of Llyn Celyn, Tryweryn Valley. Taken on 25 July 2006 by Toby Driver.MediumPhoto.ImagesyArchive Number6353778TitleAP_2007_0022 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique aerial photograph showing landscape view of Llyn Celyn, Tryweryn Valley. Taken on 25 January 2007 by Toby DriverMediumPhoto.ImagesyArchive Number6459668TitleAP_2008_2201 - RCAHMW Colour Oblique Digital Aerial PhotographsLevelItemDescriptionRCAHMW colour oblique photograph of Llyn Celyn Reservoir. Taken by Toby Driver on 24/07/2008.MediumPhoto.Imagesy