Monographie

Report of an examination of the upper Columbia River and the territory in its vicinity in September and October 1881 : to determine its navigability and adaptibility to steamboat transportation / Made by direction of the commanding general of the department of the Columbia, by lieut. Thomas W. Symons, corps of engineers U. S. army..

  • Texte
  • Report of an examination of the upper Columbia River and the territory in its vicinity in September and October 1881 : to determine its navigability and adaptibility to steamboat transportation / Made by direction of the commanding general of the department of the Columbia, by lieut. Thomas W. Symons, corps of engineers U. S. army..
  • Washington : Government printing office, 1882
  • In-4
  • Rapport sur le cours supérieur de la Columbia
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