Dolnick, Edward,  1952- <br/><br/>
Down the great unknown :  John Wesley Powell's 1869 journey of discovery and tragedy through the Grand Canyon / 
Edward Dolnick. 
 - First edition 
 - viii, 367 pages :  illustrations, maps ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [341]-354) and index. 
<br/><br/><label>ISBN: </label>006019619X 
<br/><br/><label>LCCN: </label>2001024819 
<br/><br/><label>Subjects--Personal Names: </label><br/>Powell, John Wesley, 1834-1902 --Travel.--Arizona--Grand Canyon.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Explorers--United States--Biography.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Colorado River (Colo.-Mexico)--Discovery and exploration.<br/>Grand Canyon (Ariz.)--Discovery and exploration.<br/>Grand Canyon (Ariz.)--Description and travel.
<br/><br/><label>LC Class. No.: </label>F788  / .D65 2001 
<br/><br/><label>Dewey Class. No.: </label>917.91/3044