Publications (2)
- Hughes, Simon J.S. (1990); UK Journal of Mines & Minerals No 8, Autumn - Llywernog Mine and Museum, Dyfed, Wales; 8 pages
- NMRS; British Mining 93 - Memoirs 2012; pp.97-98,98.
| #540 | |
| Mid Wales | |
| Furnance | |
| 52.52753, -3.963652 | |
| SN 6688 9400 | |
| Private Land | |
| 20m | |
| 0 Images |
Bryndfi - 1,839m- Ynystudur - 1,459m
- Penrhyngerwin/Loveden - 84m
Cletwr - 1,965m