Yniscedwyn Colliery - Unidentified Seams. Face of “X1” Gate Road, Face of “X1” Supply Road (614/61/9) Apr 1961

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/765
  • Dates of Creation
      Apr 1961
  • Language of Material
      English
  • Physical Description
      1 file