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
Five pages stapled together. Typed in black ink on cream paper. Results of tests carried out on Becker Coke sampled on the 16th - 23rd January 1957. Includes tests on moisture, ash, shatter test and trommel test.
