ISBN 1432648055 books & textbook
A Canyon Voyage: The Narrative of the Second Powell Expedition Down the Green-Colorado River from Wyoming, 1871-1872
Dellenbaugh, Frederick S Powell, John W
Kessinger Publishing /2007-06-01 Paperback / 402 Pages
isbn-10: 1432648055 / isbn-13: 9781432648053
