Original journals of the Lewis and Clark Expedition, 1804-1806; printed from the original manuscripts in the Library of the American Philosophical Society and by Direction of its committee on Historical Documents; together with manuscript material of Lewis and Clark from other sources, including note-books, letters, maps, etc., and the Journals of Charles Floyd and Joseph Whitehouse; now for the first time published in full and exactly as written;
Lewis, Meriwether, 1774-1809; Clark, William, 1770-1838; Thwaites, Reuben Gold, 1853-1913