Glyndyle Graigola Colliery Co.
The company of 2 Bowens Terrace, Trebanos, that worked the Glyndyle Graigola (Five Boys) levels near Pontardawe from 1925 to 1936.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Glyndyle Graigola Colliery | Neath Port Talbot | 1925–1936 |
Record created: 9 October 2026 · Last researched: 9 October 2026