• publisher: New York, London, D. Appleton and company
  • creator: Giddings, Howard Andrus, 1868- [from old catalog]
  • Keyword: United States. Army Communication systems. Signals and signaling.
  • years: 1917.
  • pages: ix, [1], 11-114, [2] p.
  • class: UG573
  • download: pdf file