Upcast shaft at Lewis Merthyr Colliery
A fan at Lewis Merthyr Colliery
Colliery buildings at Lewis Merthyr Colliery
Landsape view of Aberpergwm Colliery
Viaduct at Blaengwrach Colliery
Drams on a rail track at Aberpergwm Colliery
Aberpergwm Colliery washery
Surface building at Aberpergwm Colliery
Becorit track at Aberpergwm Colliery
Platform at Aberpergwm Colliery
Dosco Roadway cutter at Aberpergwm Colliery
High speed conveyor at Aberpergwm Colliery
Underground junction at Aberpergwm Colliery
Drift mine at Aberpergwm Colliery
Development heading at Aberpergwm Colliery
Man at Aberpergwm Colliery
Eimco machine at Aberpergwm Colliery
Aberpergwm Colliery timber yard.
Men at Aberpergwm Colliery
Pit bottom at Tymawr Colliery
Conveyor at Tymawr Colliery
Near pit bottom at Tymawr Colliery
Man and dram at Tymawr Colliery
Underground at Tymawr Colliery
Men underground at Maerdy Colliery
Pit bottom at Maerdy Colliery
Maerdy Colliery washery
Empty drams at Maerdy Colliery