Trial
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; 0863816048
Jan 1st, 2024 from GWSI by Buddle-Bot![]()
| North Wales | |
| Henryd | |
| 53.268217, -3.86193 | |
| SH 7592 7620 | |
| Open Access | |
| 140m | |
| #1,367 |
Trial
Llechan Uchaf - 592m
Derwen Deg - 662m
Trecastell - 1,563m
Pyllau Cochion - 1,592m
Allt Wen Mine - 1,593m
Trecastell - 1,699m
Conwy Mountain Adit - 1,788m
Conway Stone Quarry - 1,832m