Location: Treharris

Glamorgan East

stamped in 1913

published by James Jones, Stationer, Treharris

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

http://www.alangeorge.co.uk/Deep-Navigation.htm

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

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

http://en.wikipedia.org/wiki/Treharris