Abernant Colliery. Investigations on the effect of a Reisshakenobel Plough, B.J.D. 48” Disc Shearer, and Undercutting and handfilling on the yield of sized products. Includes memorandum on sizing analysis at Abernant Colliery (871/64/9) Feb 1964

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/1012
  • Dates of Creation
      Feb 1964
  • Language of Material
  • Physical Description
      1 file