Lewis & Clark : Voyage of discovery - Ambrose, Stephen E.; Abell, Sam ([Washington, D.C.] : National Geographic Society, 1998)
Includes bibliographical references (p. 254) and index.
Keywords: Ambrose, Stephen E. -- Travel -- West (U.S.); West (U.S.) -- Discovery and exploration; West (U.S.) -- Pictorial works; West (U.S.) -- Description and travel