Seam Analysis - Ammanford Colliery, Wigan Seam. 100 Face - 10 yds from Gate Heading. 11B Face - 4yds up face from Supply Heading (1418/70/WW) Jul 1970

This material is held atWest Glamorgan Archive Service

  • Reference
    • GB 216 D/D PRO/NCB/6/1622
  • Dates of Creation
    • Jul 1970
  • Language of Material
    • English
  • Physical Description
    • 1 file