Map of the long distance telephone and telegraph lines used by the civil and military systems in the 3rd Army Corps during World War One. The map was prepared in the office of the Chief Signal Officer of the 3rd Army. This particular map covers areas in Germany.

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Size: 8523px × 5763px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

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