|
UK | |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |
| |
| (2019) NMRS mines database, Northern Mines Research Society. |
| (2019) NMRS mines database, Northern Mines Research Society. |