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Excerpt from A Geological Reconnaissance Across Idaho These figures show a gentle gradient Of approximately feet in 400 miles, or an average of 7% feet to the mile, a little heavier at the eastern end, a little lighter at the western. Additional elevations along Snake River are: Lewiston, about feet; Pasco Junction, Wash., 386 feet; Snake River (mouth), 328 feet. These indicate the maintenance, for the balance Of the river's course, from Weiser to the junction with the Columbia, of a gradient of approximately 7 feet. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.

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