Location: Mountain Ash, Cynon Valley

Glamorgan East

1910-1920 (about 1910-1920)

  published by Valentine Series, printed in Great Britain

for more informations to this coal mine please follow this links:

http://www.welshcoalmines.co.uk/GlamEast/DeepDyffryn.htm

http://www.bbc.co.uk/wales/coalhouse/sites/mines/pages/depp_duffryn_colliery.shtml

http://en.wikipedia.org/wiki/Mountain_Ash,_Wales