... Report Of An Examintion Of The Upper Columbia River And The Territory In Its Vicinity In Sept. And Oct. 1881, To Determine Its Navigability And Adaptability To Steamboat Transportation

The United States Army Corps of Engineers presents their findings on the Columbia River and its surrounding territory, specifically looking at the possibility of steamboat transportation. This report is essential reading for anyone interested in the history of transportation and infrastructure development in the Pacific Northwest region of the United States.
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