The John Wesley Powell expedition of 1869 explores the dangerous Colorado River, withstands internal dissension, and finally discovers the Grand Canyon.
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Brian Keith
William Dunn
Ben Johnson
George Bradley
John Beal
Maj. John Wesley Powell
James Drury
Walter Powell
R.G. Armstrong
Oramel Howland
L.Q. Jones
Billy Hawkins
DS
Dan Sheridan
Jack Sumner
SJ
Stan Jones
Seneca Howland
David Frankham
Frank Goodman
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