Undaunted courage :
Ambrose, Stephen E.
Undaunted courage : Meriwether Lewis, Thomas Jefferson, and the opening of the American West / Stephen E. Ambrose. - New York : Simon & Schuster, 1996. - 511 p. : ill ; 25 cm.
Includes bibliographical references (p. 493-496) and index.
0684811073
Explorers--Biography--United States
Undaunted courage : Meriwether Lewis, Thomas Jefferson, and the opening of the American West / Stephen E. Ambrose. - New York : Simon & Schuster, 1996. - 511 p. : ill ; 25 cm.
Includes bibliographical references (p. 493-496) and index.
0684811073
Explorers--Biography--United States