Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif 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.DelweddaunRhif Archif6189728Teitl95_CS_0367 - RCAHMW Colour Oblique Aerial PhotographsLefelItemDisgrifiadRCAHMW colour oblique aerial photograph of Clywedog Dam taken on 23/03/1995 by C.R. MussonCyfrwngPhoto.DelweddauyRhif 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
