Seam Analysis - Blaengwrach Colliery. Seam - Unknown (since Identified as “Peacock”). 9 Feet District, 9Ft. Return heading. Sampled 11th January 1971 (1446/71/WW) Feb 1971

This material is held atWest Glamorgan Archive Service

  • Reference
    • GB 216 D/D PRO/NCB/6/1595
  • Dates of Creation
    • Feb 1971
  • Language of Material
    • English
  • Physical Description
    • 1 file