Signal Service (France) Technical Instructions No. 9 Buried Cable System, May 1918

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Signal Service (France) Technical Instructions No. 9 Buried Cable System, May 1918 - Title page.jpg
Signal Service (France) Technical Instructions No. 9 Buried Cable System was issued by the Signal Service (France) during the First World War.

Contents are

I - General
II - Siting and concealment of buried cable routes
III - Construction of buried cable routes
IV - Procedure when protection against 5.9-in shells cannot be given-up
V - Construction of communication centres and test points
VI - Leading in and wiring at communication centres and test points
VII - Maintenance
VIII - Repair of breakdowns

Pages Gallery

  • Plate 1 - Numbering in pairs of cables

  • Plate 2 - Crossing obstacles

  • Plate 3 - Hand Barrow

  • Plate 4 - Drum for paying out coils of cables

  • Plate 5 - Cables in shallow buried routes and in open trenches

  • Plate 6 - Test point in clay soil to accommodate test rack only

  • Plate 7 - Test point chalk

  • Plate 8 - Prtoected joint Box

  • Plate 9 - Plug and Socket Panel

  • Plate 10 - Terminal and Through Panels

  • Plate 11 - Test Rack

  • Plate 12 - Sketches showing repair of buried cable route