These cookies are absolutely essential for our website to function properly.
We use Google Analytics to measure how you use the website so we can improve it based on user needs.
These cookies may be set by third party websites and do things like measure how you view YouTube videos.
Amgueddfa Cymru – Museum Wales
O.S. map Monmouth Sheet XXIII S.W. (Geological Survey). Showing Blackvein, Prince of Wales, Celynen North, Celynen South, Graig Fawr and Cwmcarn Collieries and Abercarn Tinplate Works, 1899. Scale : 6" to 1 mile. 4 parts joined together.
