Publications (2)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
- Richards, Alun John, (1999); The Slate Regions of North and Mid Wales and their Railways; Gwasg Carreg Gwalch; 0863815788
Lloc - 248m- Chwarel Goch - 307m
- Fronhyfryd - 508m
- Chwarel Isaf - 666m
- Vaynol - 708m
- Boundary - 1,037m
- Ladas - 1,056m
- Allt Ddu - 1,138m
- Alltwen - 1,193m
- Vivian - 1,413m
- National Slate Museum - 1,616m
- Glynrhonwy - Bomb Store - 1,661m
- Goodmans - 1,766m
- Glan Dinorwig (works) - 1,766m
- Dinorwig - 1,939m
