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.
Company publication promoting Dinorwic Quarries. Text and photos. promote the extraction process and the quality of the slate produced with emphasis also on transportation of the slate via rail and sea. 38 pages with black and white photographs throughout.
