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Rhif ArchifTeitlLefelDisgrifiadCyfrwngDelweddauRhif Archif6537124Teitl71_245_0033 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 21st May 1971 at an altitude of 7,500 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif Archif6537139Teitl71_245_0034 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 21st May 1971 at an altitude of 7,500 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif Archif6537125Teitl71_245_0035 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 21st May 1971 at an altitude of 7,500 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif Archif6537126Teitl71_283_0404 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 21st May 1971 at an altitude of 7,500 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif Archif6537140Teitl71_283_0405 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 21st May 1971 at an altitude of 7,500 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif Archif6537127Teitl83_070_0006 - Ordnance Survey Vertical Aerial Photography CollectionLefelItemDisgrifiadBlack and white aerial photograph of Trawsfynydd Power Station, taken by the Ordnance Survey on 4th May 1983 at an altitude of 8,000 feet. Grid reference SH6938. Print enlargement (c. 20") taken from 9" film roll.CyfrwngPhoto.DelweddaunRhif ArchifAP2024_256TeitlAP2024_256LefelBatchDisgrifiadAerial photographic survey of Trawsfynydd Power Station and Grounds. Conducted by Toby Driver of RCAHMW, 10 July 2018.Cyfrwng4 .tif files (425 MB). PhotographicDelweddaunRhif ArchifAP2024_256_001TeitlAP2024_256_001LefelItemDisgrifiadTrawsfynydd Power Station and Grounds, with Llyn Trawsfynydd beyond. Oblique aerial photograph taken during the Royal Commission’s programme of archaeological aerial reconnaissance by Toby Driver on 10 July 2018.Cyfrwng1 .tif file. PhotographicDelweddauyRhif ArchifAP2024_256_002TeitlAP2024_256_002LefelItemDisgrifiadTrawsfynydd Power Station and Grounds. Oblique aerial photograph taken during the Royal Commission’s programme of archaeological aerial reconnaissance by Toby Driver on 10 July 2018.Cyfrwng1 .tif file. PhotographicDelweddauyRhif ArchifAP2024_256_003TeitlAP2024_256_003LefelItemDisgrifiadClose-up view of Trawsfynydd Power Station and Grounds. Oblique aerial photograph taken during the Royal Commission’s programme of archaeological aerial reconnaissance by Toby Driver on 10 July 2018.Cyfrwng1 .tif file. PhotographicDelweddauy