Garth Collieries Limited
Took over Blaenmawr Colliery near Tonmawr from a receiver in 1929 and worked it as Garth (Nos. 1 and 3) on the Wenallt seam until nationalisation.
Mines operated
| Mine | Region | Years |
|---|---|---|
| Garth Colliery, Tonmawr | Neath Port Talbot | 1929–1947 |
Record created: 2 October 2026 · Last researched: 2 October 2026