00828cam a2200253 4500 367090710 TxAuBib 20181228120000.0 720503s1972||||||||||||||||||||||||eng|u 71179463 //r82 TxAuBib Wallace, Robert, 1919- The Grand Canyon, [BOOK] / by Robert Wallace and the editors of Time-Life Books. With photos. by Ernst Haas. New York : Time-Life Books, [1972] 184 p : illus. (part col.) ; 27 cm. American wilderness, The American wilderness Bibliography: p. 180. 20181228. Grand Canyon (Ariz.) Time-Life Books. The American wilderness. American wilderness.