Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Trawsfynydd Nuclear Power Station, photograph
Photograph of the construction of Trawsfynydd atomic power station. Extraction ring being set-up beside reactor 1, 17th April 1961.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.