TY  - BOOK
AU  - Powell,John Wesley
TI  - Canyons of the Colorado
AV  - F786 
PY  - 2005///
PB  - Project Gutenberg
KW  - Colorado River (Colo.-Mexico)
KW  - Grand Canyon (Ariz.)
KW  - United States -- Discovery and exploration
N1  - Public domain in the USA; Electronic text
UR  - http://www.gutenberg.org/ebooks/8082
ER  -