2 vols.
Lewis, Captain (Meriwether); Clark, Captain (William). History of the Expedition... To the Sources of the Missouri,... To the Pacific Ocean:... 1804, 1805, 1806,... New York: Harper, (1842) [but ca. 1842-1875]. Abridged & edited by Archibald M'Vickar. 16mo, orig. purple cloth; moderate wear, spines faded. Fold. map. Ex-library, ink stamps at foot of title pages, other library markings.
See Howes L-317 & Sabin 40833 (for 1st ptg., issued with 4 maps).