Manor Powis Colliery
Dates
| / /1954 | Manor Powis Colliery National Coal Board plan to re-build no 3 pit and a drift mine nearby. |
| /07/1954 | Manor Powis Colliery Drift mine construction begins to the south east of the main colliery. |
| / /1972 | Manor Powis Colliery Drift mine closed. |
