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New map of the route of Lewis and Clark in 1804-5-6cartographic materialby Coues, Elliott, 1842-1899
Published 1893 -
Map of the Lewis & Clark Expedition 1804-1806cartographic materialby Callahan, Nora C.
Published 1996 -
A map of part of the continent of North Americabetween the 35th and 51st degrees of north latitude and extending from 89 degrees of west longitude to the Pacific Oceancartographic material
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by Plamondon, Martin
Published 2000