Opencast Working at Cae Helyg Site. Upper Triquart, Middle Pumpquart and Charcoal Seams. Core Hole Nos. 175 and 195 (587/60/9 O.C.) Dec 1960

This material is held atWest Glamorgan Archive Service

  • Reference
    • GB 216 D/D PRO/NCB/6/792a-b
  • Dates of Creation
    • Dec 1960
  • Language of Material
    • English
  • Physical Description
    • 1 file