Clywedog dam
EL OH 110 Pauline Walton
Clywedog Dam
MFS at Clywedog dam
Bryntail mine, near Llanidloes
MFS at Pen y Gaer hillfort
Clywedog resovoir
Clywedog valley
Clywedog dam during construction
Clywedog dam under construction
Cronfa ddŵr Clywedog
Dyn a'i gamera yn tynnu llun Clywedog
Edrych dros gronfa ddŵr Clywedog