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
Handwritten in pencil on off-white, blue ruled paper. Middle Duffryn Power Station, guarantee of No.6 PF boiler. Includes details of the boilers make, capacity etc. There are also some figures/calculations written upsidedown at the bottom of the page. Loose within pink/peach card file with other documents relating to Middle Duffryn and Bargoed High Pressure Station.
