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John Wesley Powell, Canyon Geologist (1968)
In 1869, Major John Wesley Powell led the first expedition through the Grand Canyon, navigating the Colorado River with a crew of untrained frontiersmen. Facing challenges such as starvation and ...
The Canyon is a Book of Revelations in the rock-leaved Bible of geology. - John Wesley Powell A professor of geology at Illinois Wesleyan, John Wesley Powell had more than just a passing interest in ...
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