English & Literature
Who is J.C. Sumner from The Exploration of the Colorado River and Its Canyons and what is their importance?
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bookragstutor
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Jill W
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J.. Sumner is the boatman in the 1869 expedition. He had been a soldier and traveler and amateur hunter on the Western Frontier. He crossed the Rocky Mountains on foot wearing snowshoes.
The Exploration of the Colorado River and Its Canyons