Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Vivian - 431m
Ladas - 479m
National Slate Museum - 535m
Chwarel Isaf - 716m
Arddu - 914m
Vaynol - 946m
Fronhyfryd - 991m
Goodmans - 1,031m
Boundary - 1,053m
Chwarel Goch - 1,118m
Lloc - 1,158m
Frondirion - 1,193m
Glynrhonwy - Bomb Store - 1,257m
Dinorwig - 1,335m
Cambrian - 1,676m
Glynrhonwy Lower - 1,760m
Caerbanciau - 1,981m