Powell, James Lawrence <br/><br/>
Grand Canyon:   solving Earth's grandest puzzle. 

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<br/><br/> Discovers and rediscovers a great American river-one of astonishing energy and power, a majestic rival to the Mississippi; consists of 16 pages of photographs maps and geological charter that are useful references as to when and where the action took place. 
<br/><br/><label>ISBN: </label>0-13-147989-X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Grand Canyon.
<br/><br/><label>Dewey Class. No.: </label>508.79132  / P87