The Travels of Capts. Lewis and Clarke from St. Louis, by Way of the Missouri and Columbia Rivers, to the Pacific Ocean; Performed in the Years 1804, 1805 & 1806, by Order of the Government of the United States

The Travels of Capts. Lewis and Clarke from St. Louis, by Way of the Missouri and Columbia Rivers, to the Pacific Ocean; Performed in the Years 1804, 1805 & 1806, by Order of the Government of the United States