Opencast Working at Pantmawr Site Lower Vein. Trial Pit No. 5, Bore Hole 343 (487/60/9 O.C) Apr 1960

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/682
  • Dates of Creation
      Apr 1960
  • Language of Material
      English
  • Physical Description
      1 file