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The Colorado River in the Grand Canyon: A River Runner's Map and Guide to Its Natural and Human History
The Colorado River in Grand Canyon: A River Runnerâs Map and Guide to its Natural and Human History, by Larry Stevens, is designed for running the river, for scribbling notes about rapids, camps or unexpected sightings and events, and to help inform or remind us of the vast temporal and spatial scope of Grand Canyon. Our knowledge of Grand Canyon is ever-expanding, and this guidebook is a work in progress. 61584.2014ed