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
Slide of a sketch showing the opening of the Great Western Colliery in 1851 (from Illustrated London News 23 August 1851 "Celebrating the winning of the Coal").
