Analysis of “Inferior” Stocks, Etc. Index. 1 Coal in GCG Washery Discard, 2 Onllwyn Washery Fines. 3 Onllwyn Washed Duff (Mixed D/M and O/C). 4 Banwen washed Duff. 5 Maesgwyn B Stock, Filter Coke. 6 Rhyd Seam R.O.M. 7 Rhyd Seam, Sulphur. 8 Summary of Results (1644/77/SW) Oct 1977

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/1764
  • Dates of Creation
      Oct 1977
  • Language of Material
      English
  • Physical Description
      1 file