Casgliadau Arlein
Amgueddfa Cymru
Chwilio Uwch
Rheidol Hydro Electric Scheme (booklet)
Publicity brochure contains account of technical capacity and operational layout of the scheme with reports on the benifits of the scheme in improving water supply, sewage, housing and leisure amenities in the area. 24 pages with 15 black and white and five colour photographs.
Nid yw sylwadau ar gael ar hyn o bryd. Ymddiheuriadau am yr anghyfleustra.