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- Title
- 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 adaptability to steamboat transportation. Made by direction of the commanding general of the Department of the Columbia, by Lieut. Thomas W. Symons.
- Author
- United States. Army.
- Publication info
- Washington, Govt. print. off.,
- 1882.