Navigation (Crumlin) and Aberbeeg South (Aberbeeg Collieries Ltd.).

Grade II listed, 28 September 1994 List entry: https://cadwpublic-api.azurewebsites.net/reports/listedbuilding/FullReport?lang=&id=16428 Archive images from a book published in 2014 - "A Miner's Memories, Crumlin and the Navigation Colliery...

Marine

Llanhilleth

Cwmtillery

Rose Heyworth

Coegnant

Dare

Garw

Llanerch and Blaenserchan

Celynen North

Western

Risca

Park (Treorchy)

Nine Mile Point

Deep Navigation

Lady Windsor

National

Aberpergwm (Pwllfaron [Drifts] and Rock [Level])

Beynon

Seven Sisters