Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6276768Teitl2003_0191_3 - NMR Site FilesLefelItemDisgrifiadOblique view from S.CyfrwngPhoto.DelweddaunRhif Archif6276769Teitl2003_0191_4 - NMR Site FilesLefelItemDisgrifiadOblique view from S.CyfrwngPhoto.DelweddaunRhif Archif6303895Teitl2003_0192_1 - NMR Site FilesLefelItemDisgrifiadDam outletCyfrwngPhoto.DelweddaunRhif Archif6276770Teitl2003_0192_2 - NMR Site FilesLefelItemDisgrifiadDam outletCyfrwngPhoto.DelweddaunRhif Archif6276771Teitl2003_0192_3 - NMR Site FilesLefelItemDisgrifiadOverflow spillwayCyfrwngPhoto.DelweddaunRhif Archif6276772Teitl2003_0192_4 - NMR Site FilesLefelItemDisgrifiadOverflow spillwayCyfrwngPhoto.DelweddaunRhif Archif6276773Teitl2003_0194_1 - NMR Site FilesLefelItemDisgrifiadValve towerCyfrwngPhoto.DelweddaunRhif Archif6276774Teitl2003_0194_2 - NMR Site FilesLefelItemDisgrifiadValve towerCyfrwngPhoto.DelweddaunRhif 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.DelweddauyRhif 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
