00980cam a2200265 4500 445911354 TxAuBib 20070228120000.0 031016s2000||||||||||||||||||||||||eng|u 9780761410133 0761410139 McBain Community Library TxAuBib Powell, John Wesley. Diary of John Wesley Powell: conquering the Grand Canyon. Marshall Cavendish Corporation, 2000. 96p.; index; color illus; biblio. ref. In my own words Presents the diary of the Civil War veteran and geologist who led an expedition down the Colorado River to explore the depths of the Grand Canyon. 20070228. POWELL, JOHN WESLEY 1834-1902. EXPLORERS. COLORADO RIVER (COLO. - MEXICO) - DISCOVERY ANDEXPLORATION. DIARIES. In my own words.