Coal company, of Mountain Ash, Glamorgan
1930 Agreement with other coal companies to form Welsh Associated Collieries
1933 Output of 2 million tons/year from Abergorki, Cwm Cynon, Deep Duffryn and Navigation mines at Mountain Ash, and the Merthyr Vale Nos. 1 & 2 mines.
See Also
Sources of Information
- Durham Mining Museum [1]