Trials?
Publications (1)
- Richards, Alun John (1991); Gazeteer of the Welsh Slate Industry, A; Gwasg Carreg Gwalch 978-0863811968
Pen y Gaer
Slate Quarry
Jan 1st, 2024 from GWSI by Buddle-Bot
| North Wales | |
| Dolgarrog | |
| 53.206191, -3.8625455 | |
| SH 7570 6930 | |
| Private Land | |
| 160m | |
| #1,364 |
Penlan - 582m
Afon Dulyn - 611m- Rowlyn - 632m
- Afon Dulyn - 1,029m