“A Map of Lewis and Clark’s Track.” In History of the Expedition under the Command of Captains Lewis and Clark,...1814. The Tracy W. McGregor Library of American History

“A Map of Lewis and Clark’s Track.” In History of the Expedition under the Command of Captains Lewis and Clark,...1814. The Tracy W. McGregor Library of American History

“A Map of Lewis and Clark’s Track.” In History of the Expedition under the Command of Captains Lewis and Clark, to the Sources of the Missouri, Thence across the Rocky Mountains and down the River Columbia to the Pacific Ocean. Performed during the years 1804-5-6 . . . . Paul Allen, editor. Philadelphia, 1814. The Tracy W. McGregor Library of American History