Monographie

Radio for signals and their use in navigation in connection with the radiocompass / by George R. Putnam, ... ; Department of commerce, lighthouse service [Texte imprimé]

  • Texte
  • Volume
  • Radio for signals and their use in navigation in connection with the radiocompass / by George R. Putnam, ... ; Department of commerce, lighthouse service [Texte imprimé]
  • second edition
  • Washington : Government printing office, 1924
  • 1 volume (28 p.-4 planches) : schémas, photos et cartes en noir et blanc ; 24 cm
  • Cachet du Service hydrographique. Service hydrographique, don.1969
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