Seam Analysis. Pantyffynnon Colliery. Stanllyd, Rocket and Unidentified Seams (763/63/9) Feb 1963

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/924
  • Dates of Creation
      Feb 1963
  • Language of Material
      English
  • Physical Description
      1 file