The Great unknown : the journals of the historic first expedition down the Colorado River /

Bibliographic Details
Other Authors:	Cooley, John R., 1937-
Format:	Book
Language:	English
Published:	Flagstaff, Ariz. : Northland Pub., [1988]
Edition:	1st ed.
Subjects:	Colorado River (Colo.-Mexico) > Description and travel. United States > Discovery and exploration. Powell, John Wesley, > 1834-1902 > Travel > Colorado River (Col.-Mexico)