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.
Material type:
TextSeries: U. S. 47th Cong., 1st sess. Senate. Ex. doc. 186Publication details: Washington, Govt. Print. Off., 1882.Description: 1 p. l., 135 p. plates, maps. 29 cmSubject(s): LOC classification: - F853 .U58
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Appended is "Map of the upper Columbia river ... 25 sheets and an index sheet. From surveys and examinations made in 1881, by Lieut. Thomas W. Symons ... and Alfred Downing ... Drawn by Alfred Downing."
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