Plan entitled 22" gas valve with steel casing, by Head, Wrightson and Company Ltd., Thornaby-on-Tees

  • This material is held at
  • Reference
      GB 216 D/D BFIW 1/191
  • Dates of Creation
      25 July 1916
  • Language of Material
      English
  • Physical Description
      1 plan, folded, blueprint