The Great Unknown
Subtitle: The Journals of the Historic First Expedition Down the Colorado River
Edition: 1st ed edition
Publisher: Northland Pub
Published: August 1988
Language: eng
Format: Hardcover
Number of pages: 207
ISBN-13: 9780873584753
Subjects: Powell, John Wesley,; History - General History; Discovery And Exploration (General); United States - Mountain - Arizona; History: American; Travel; General; Journeys; Powell, John Wesley; Description and travel; 1834-1902; Colorado River (Colo.-Mexico); Discovery and exploration