GRAND CANYON - EXPLORING EXPEDITIONS

Was White first?

Author

R. G. Willson

Article Date

November 30 1975

Journal Title

Arizona

Separation marks; notes on "The Worst Rapid" in the Grand Canyon

Author

O. D. Marston

Article Date

Spring 1976

Journal Title

J Ariz Hist

Powell's canyon run

Author

R. G. Willson

Article Date

November 23, 1975

Journal Title

Arizona

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