External Links
Publications (1)
- (1995); WMS Newsletter Issue 32 Jun; 7 pages
Powell’s Navigation Colliery - 308m- Navigation Colliery - 343m
- Abiathur Jones' Pit - 428m
- Cumburgwm Colliery pit - 651m
- Cumburgwm Colliery level - 707m
- Golynos Colliery Pit & Level - 804m
- Cwmburgwm Colliery - 831m
- Pentwyn Colliery Slope - 1,011m
- Pentwyn Colliery Level - 1,144m
- Greenland Colliery - 1,305m
- Llanerch - 1,355m
- Cumburgwm Colliery 2 - 1,464m
- Cwmsychan Colliery - 1,501m
- Cwmnantddu Colliery - 1,568m
- Graig Ddu Level - 1,607m
- Lower Varteg Colliery - 1,670m
- Glynnantddu Colliery - 1,688m
- Deakin’s Slope - 1,722m
Viaduct Level - 1,777m- Rock Slope & Pit - 1,890m
- No.10 Slope - 1,908m
- Graig Wen - 1,980m
