The exploration of the Colorado River and its canyons /

Bibliographic Details
Main Author: Powell, John Wesley, 1834-1902
Format: Book
Language:English
Published: New York, N.Y., U.S.A. : Penguin Books, 1987.
Series:Penguin nature library.
Subjects:
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by Powell, John Wesley, 1834-1902
Published 1961
Book