Diagram of Patchboard Showing Numbers Lower Theatre - National

  • This material is held at
  • Reference
      GB 2080 TPC/5/7/62/3
  • Dates of Creation
      15 March 1974
  • Physical Description
      2 drawings

Scope and Content

Evershed Power-Optics Ltd drawing number X12617. Original date 7 February 1974. Two copies.

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