Seam Analysis - Treforgan Colliery. Red Vein Seam. R5 Face and South Intake. Sampled 15th May and 5th October 1970 (1436/70/WW) Dec 1970

This material is held atWest Glamorgan Archive Service

  • Reference
    • GB 216 D/D PRO/NCB/6/1605
  • Dates of Creation
    • Dec 1970
  • Language of Material
    • English
  • Physical Description
    • 1 file