Switchboard, Type Monocord (1917)

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Related files

Adobe_PDF_icon.png Description and Rules for Operating the Unit Type Monocord Telephone Switchboard[1]
Translated from French
August 1917


References

  1. ↑ Description and Rules for Operating the Unit Type Monocord Telephone Switchboard,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office
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