Atomfa Trawsfynydd

Cafodd Atomfa Trawsfynydd ei hadeiladu rhwng 1959 a 1963. Fe’i rhoddwyd ar waith ym 1965 a bu’n cynhyrchu trydan am 26 blynedd hyd nes i’r gwaith digomisiynu ddechrau ym 1991. Cafodd llawer o’r ffotograffau hyn eu tynnu wrth gofnodi’r safle yn 2010 gan RCAHMW

Mae 43 eitem yn y casgliad

  • 1,248
  • Use stars to collect & save items mewngofnodi
  • 1,613
  • Use stars to collect & save items mewngofnodi
  • 1,915
  • Use stars to collect & save items mewngofnodi
  • 3,729
  • Use stars to collect & save items mewngofnodi
  • 2,406
  • Use stars to collect & save items mewngofnodi
  • 1,340
  • Use stars to collect & save items mewngofnodi
  • 2,102
  • Use stars to collect & save items mewngofnodi
  • 1,654
  • Use stars to collect & save items mewngofnodi
  • 1,106
  • Use stars to collect & save items mewngofnodi
  • 1,349
  • Use stars to collect & save items mewngofnodi
  • 1,687
  • Use stars to collect & save items mewngofnodi
  • 1,596
  • Use stars to collect & save items mewngofnodi
  • 1,242
  • Use stars to collect & save items mewngofnodi
  • 948
  • Use stars to collect & save items mewngofnodi
  • 735
  • Use stars to collect & save items mewngofnodi
  • 852
  • Use stars to collect & save items mewngofnodi
  • 799
  • Use stars to collect & save items mewngofnodi
  • 981
  • Use stars to collect & save items mewngofnodi
  • 1,051
  • Use stars to collect & save items mewngofnodi
  • 802
  • Use stars to collect & save items mewngofnodi
  • 817
  • Use stars to collect & save items mewngofnodi
  • 785
  • Use stars to collect & save items mewngofnodi
  • 887
  • Use stars to collect & save items mewngofnodi
  • 925
  • Use stars to collect & save items mewngofnodi
  • 725
  • Use stars to collect & save items mewngofnodi
  • 699
  • Use stars to collect & save items mewngofnodi
  • 1,626
  • Use stars to collect & save items mewngofnodi
  • 1,259
  • Use stars to collect & save items mewngofnodi
  • 863
  • Use stars to collect & save items mewngofnodi
  • 870
  • Use stars to collect & save items mewngofnodi
  • 1,536
  • Use stars to collect & save items mewngofnodi