00812cam a2200229 4500 76480392 TxAuBib 20100427120000.0 ||||||s1982||||||||||||||||||||||||und|u 823339 9780809440023 0809440024 (OCoLC)441918460 TxAuBib Dellenbaugh, Frederick Samuel. The romance of the Colorado river : The story of its discovery in 1540, with an account of the later explorations, and with special reference to the voyages of Powell through the line of the great canyons. New York : Time-Life Books, 1982. 399 p. 20101117. Colorado River -- description and travel. TXOLT