Viola, Herman J. Exploring the West / by Herman J. Viola. - 1st ed. - Washington, D.C. : New York : Smithsonian Books ; Trade distribution by H.N. Abrams, c1987. - 256 p. : ill. (some col.) ; 29 cm. Includes index. ISBN: 0810908891 (Abrams : alk. paper) 0895990210 (alk. paper) : $21.95 (to members) LCCN: 87028515 Subjects--Geographic Terms: West (U.S.)--Discovery and exploration.West (U.S.)--Description and travel. LC Class. No.: F591 / .V56 1987 Dewey Class. No.: 978/.02