Aberpergwm Colliery. Eighteen Feet Seam, No 7 Main Heading and No. A6 Main Heading, 8th and 9th October 1969 (1399/70/WW) May 1970

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/1486
  • Dates of Creation
      May 1970
  • Language of Material
      English
  • Physical Description
      1 file