Tir-y-Dail Colliery Company
Swansea company that opened Tir-y-Dail anthracite colliery at Ammanford in 1898, later absorbed into Cleeve's Western Valleys Anthracite Collieries.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Tir-y-Dail Colliery | Carmarthenshire | 1898–1908 |
Record created: 18 September 2026 · Last researched: 18 September 2026