Archif6440297TeitlDPCD_04 - Derek Parker Clywedog Dam CollectionLefelBatchDisgrifiadDigital copies of part two of a set of slides produced by Derek Parker taken during the construction of Clywedog Dam.Cyfrwng158MB. Photo.Delweddaun
Archif6517753TeitlAP2018_902_003 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadBryntail or Glyn lead mine, on the southern banks of Llyn Clywedog reservoir, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 4th February 2015.CyfrwngPhoto.Delweddauy
Archif6474224TeitlAP_2012_3470 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Clywedog Dam and Clywedog Reservoir, looking north-west. Taken by Toby Driver on 10/08/2012.CyfrwngPhoto.Delweddauy
Archif6440293TeitlDPCD - Derek Parker Clywedog Dam CollectionLefelCollectionDisgrifiadCollection of material produced by Derek Parker, relating to the construction of Clywedog Dam, including a report and a set of digital images copied from slides originally produced by Mr Parker.CyfrwngOne box and 227MB of digital data. Text, Photo.Delweddaun
Archif6466913TeitlAP_2011_0675 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Clywedog Dam, Llanidloes. Taken by Toby Driver on 22/03/2011.CyfrwngPhoto.Delweddauy
Archif6140204Teitl925318_04 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Clywedog Dam, Llanidloes, taken on 30/10/1992 by CR MussonCyfrwngPhoto.Delweddaun
Archif6140203Teitl925318_05 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW Black and white oblique aerial photograph of Clywedog Dam, Llanidloes, taken on 30/10/1992 by CR MussonCyfrwngPhoto.Delweddaun
Archif6189728Teitl95_CS_0367 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Clywedog Dam taken on 23/03/1995 by C.R. MussonCyfrwngPhoto.Delweddauy
Archif6050538Teitl95_CS_0367 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Clywedog Dam, taken by C.R. Musson, 23/3/1995.CyfrwngPhoto.Delweddaun
Archif6438606TeitlDMHC04_041 - Dr Michael Harrison CollectionLefelSub-groupDisgrifiadColour slides showing sites and buildings in Dr Harrison's classification "Dams & Reservoirs - 10170".Cyfrwng5 slides. Photo.Delweddaun
Archif6525509TeitlAP2019_412_003 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadLlyn Clywedog reservoir and damn, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 2nd April 2015.CyfrwngPhoto.Delweddauy
Archif6525508TeitlAP2019_412_002 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadLlyn Clywedog reservoir and damn, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 2nd April 2015.CyfrwngPhoto.Delweddauy
Archif6050539Teitl95_CS_0466 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Clywedog Dam, taken by C.R. Musson, 23/3/1995.CyfrwngPhoto.Delweddauy
Archif6050540Teitl95_CS_0367 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadSlide of RCAHMW colour oblique aerial photograph of Clywedog Dam, taken by C.R. Musson, 23/3/1995.CyfrwngPhoto.Delweddaun
Archif6067125TeitlNMR Site FilesLefelItemDisgrifiadTwo black and white photographs showing the construction of Clywedog Dam, taken by Rex Wailes, c.1966.CyfrwngPhoto.Delweddaun
Archif6440296TeitlDPCD_03 - Derek Parker Clywedog Dam CollectionLefelBatchDisgrifiadDigital copies of part one of a set of slides produced by Derek Parker taken during the construction of Clywedog Dam.Cyfrwng119MB. Photo.Delweddaun
Archif6163080Teitl955037_69 - RCAHMW Black and White Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW black and white oblique aerial photograph of Lake Clywedog Dam. Taken by C R Musson on 23/03/1995CyfrwngPhoto.Delweddaun
Archif6163083Teitl95_CS_0366 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Lake Clywedog Dam. Taken by C R Musson on 23/03/1995CyfrwngPhoto.Delweddaun
Archif6163081Teitl95_CS_0465 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Clyweddog Resevoir. Taken by C R Musson on 23/03/1995CyfrwngPhoto.Delweddaun
Archif6163082Teitl95_CS_0368 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Lake Clywedog Dam. Taken by C R Musson on 23/03/1995CyfrwngPhoto.Delweddaun
Archif6440294TeitlDPCD_01 - Derek Parker Clywedog Dam CollectionLefelItemDisgrifiadReport entitled Clywedog Dam Design, produced by Derek Parker.CyfrwngText.Delweddaun
Archif6440295TeitlDPCD_02 - Derek Parker Clywedog Dam CollectionLefelItemDisgrifiadDescription of the photo record produced by Derek Parker accompanied by a list of the images with captions. Compiled by Brian poole.CyfrwngText.Delweddaun
Archif6537426Teitl75_082_0296 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Clywedog Dam, taken by the Ordnance Survey on 6th May 1975, at an altitude of 8,600 feet. Grid reference SN9086. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.Delweddaun
Archif6537406Teitl75_082_0046 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Clywedog Dam, taken by the Ordnance Survey on 6th May 1975, at an altitude of 8,600 feet. Grid reference SN9086. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.Delweddaun
Archif6140202Teitl92_CS_1564 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour slide oblique aerial photograph of Clywedog Dam, Llanidloes, taken on 08/12/1992 by CR MussonCyfrwngPhoto.Delweddaun
Archif6525506TeitlAP2019_412 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelBatchDisgrifiadLlyn Clywedog reservoir and damn, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 2nd April 2015.CyfrwngPhoto.Delweddaun
Archif6517431TeitlAP2018_863 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelBatchDisgrifiadLlyn Clywedog dam and reservoir, Llanidloes. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 4th February 2015.CyfrwngPhoto.Delweddaun
Archif6440292TeitlMLCD - Michael Lewis Clywedog Dam AlbumLefelCollectionDisgrifiadScanned copy of a photo album containing photographs ( with annotations) taken during the construction of Clywedog Dam by Michael Lewis, Consultant and Design Engineer, Halcrow.Cyfrwng114MB. Photo.Delweddaun
Archif6517552TeitlAP2018_863_001 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadLlyn Clywedog dam and reservoir, Llanidloes. Oblique aerial photograph taken during the Royal Commission's programme of archaeological aerial reconnaissance by Toby Driver on 4th February 2015.CyfrwngPhoto.Delweddauy
Archif6525510TeitlAP2019_412_004 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadLlyn Clywedog reservoir and damn, with Bryn y Tail mining trail below, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 2nd April 2015.CyfrwngPhoto.Delweddauy
Archif6525507TeitlAP2019_412_001 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadLlyn Clywedog reservoir and damn, north west of Llanidloes. Oblique aerial photograph taken during the Royal Commission?s programme of archaeological aerial reconnaissance by Toby Driver on 2nd April 2015.CyfrwngPhoto.Delweddauy
Archif6466914TeitlAP_2011_0676 - RCAHMW Colour Oblique Digital Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique photograph of Clywedog Dam, Llanidloes. Taken by Toby Driver on 22/03/2011.CyfrwngPhoto.Delweddauy
