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New map of the route of Lewis and Clark in 1804-5-6cartographic materialby Coues, Elliott, 1842-1899
Published 1893 -
History of the expedition under the command of Lewis and Clark to the sources of the Missouri River thence across the Rocky Mountains and down the Columbia River to the Pacific Oceanperformed during the years 1804-5-6 by order of the government of the United StatesBookby Lewis, Meriwether, 1774-1809
Published 1893