Glynogwr Colliery Company
Recorded by NMRS as opening Glynogwr Colliery at Gilfach Goch in 1910, before its sale to the Glenavon Garw Company in 1911; no further detail has been found.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Glynogwr Colliery | Rhondda Cynon Taf | 1910–1911 |
Record created: 2 October 2026 · Last researched: 2 October 2026