Five Books on Lewis & Clark
Meriwether Lewis: A Biography by Richard Dillon. New York: Coward-McCann, 1965.
Lewis and Clark: Partners in Discovery by John Bakeless. New York: William Morrow, 1947.
The Letters of the Lewis and Clark Expedition, with Related Documents: 1783-1854 edited by Donald Jackson. 2nd edition, Urbana: University of Illinois Press, 1978.
Undaunted Courage: Meriwether Lewis, Thomas Jefferson, and the Opening of the American West by Stephen Ambrose. New York: Simon & Schuster, 1996.
Passage Through the Garden: Lewis and Clark and the Image of the American Northwest by John Logan Allen. Urbana: University of Illinois Press, 1975.