Archif6506772TeitlAP2018_066_006 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506779TeitlAP2018_066_013 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506730TeitlAP2018_066_004 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506777TeitlAP2018_066_011 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower, pont Myllfan bridge and Pen-y-Bont house. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506726TeitlAP2018_066 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelBatchDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddaun
Archif6156099TeitlC2003_220_1 - RCAHMW Colour TransparenciesLefelItemDisgrifiadRCAHMW colour transparency of a general view at low water level of Pen y Garreg Dam and the straining tower.CyfrwngPhoto.Delweddauy
Archif6156268TeitlC2003_220_3 - RCAHMW Colour TransparenciesLefelItemDisgrifiadRCAHMW colour transparency of a general view of Pen Garreg Dam, Elan Valley.CyfrwngPhoto.Delweddauy
Archif6048573Teitl92_CS_0850 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Garreg Ddu Dam, taken by C.R. Musson, 13/10/1992.CyfrwngPhoto.Delweddauy
Archif6050969TeitlNMR Site FilesLefelBatchDisgrifiadPen y Garreg Dam, Rhayader; photo survey comprising eight b&w photographs taken by Iain Wright, 4th November 2003CyfrwngPhoto.Delweddaun
Archif6155162TeitlDS2005_062 - Investigators' Digital PhotographyLefelBatchDisgrifiadColour digital photographic survey of Pen-y-carreg Dam Valve Tower, Elan Valley Water Scheme, comprising 1 image, by Stephen Hughes, 07/05/2004.CyfrwngPhoto.Delweddauy
Archif6276770Teitl2003_0192_2 - NMR Site FilesLefelItemDisgrifiadDam outletCyfrwngPhoto.Delweddaun
Archif6276769Teitl2003_0191_4 - NMR Site FilesLefelItemDisgrifiadOblique view from S.CyfrwngPhoto.Delweddaun
Archif6276774Teitl2003_0194_2 - NMR Site FilesLefelItemDisgrifiadValve towerCyfrwngPhoto.Delweddaun
Archif6276772Teitl2003_0192_4 - NMR Site FilesLefelItemDisgrifiadOverflow spillwayCyfrwngPhoto.Delweddaun
Archif6276773Teitl2003_0194_1 - NMR Site FilesLefelItemDisgrifiadValve towerCyfrwngPhoto.Delweddaun
Archif6276768Teitl2003_0191_3 - NMR Site FilesLefelItemDisgrifiadOblique view from S.CyfrwngPhoto.Delweddaun
Archif6506773TeitlAP2018_066_007 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506731TeitlAP2018_066_005 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506778TeitlAP2018_066_012 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506775TeitlAP2018_066_009 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6303895Teitl2003_0192_1 - NMR Site FilesLefelItemDisgrifiadDam outletCyfrwngPhoto.Delweddaun
Archif6276771Teitl2003_0192_3 - NMR Site FilesLefelItemDisgrifiadOverflow spillwayCyfrwngPhoto.Delweddaun
Archif6156100TeitlC2003_220_2 - RCAHMW Colour TransparenciesLefelItemDisgrifiadRCAHMW colour transparency of a general view at low water level of Pen y Garreg Dam.CyfrwngPhoto.Delweddauy
Archif6506774TeitlAP2018_066_008 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6506776TeitlAP2018_066_010 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadPen-y-Garreg reservoir, dam and valve tower, pont Myllfan bridge and Pen-y-Bont house. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 3rd June 2015.CyfrwngPhoto.Delweddauy
Archif6496748TeitlDI2018_001_056 - RCAHMW Digitised RecordsLefelItemDisgrifiadDigital copy of an albumen print from Edward Hubbard Collection showing the Pen y Garreg upstream face culvert inlet and valve tower, taken May 1899.CyfrwngPhoto.Delweddauy
