Performance of Tirbach grains (No.1 rider Seam) ex Coed Bach Washery in a Small Gravity Feed Boiler (1138/67/A236) Feb 1967

  • This material is held at
  • Reference
      GB 216 D/D PRO/NCB/6/1349
  • Dates of Creation
      Feb 1967
  • Language of Material
      English
  • Physical Description
      1 file