Cite

Citation Info Lewis, Samuel, 1753 or 1754-1822. A map of Lewis and Clark's track across the western portion of North America, from the Mississippi to the Pacific Ocean : by order of the executive of the United States in 1804, 5 & 6. [TIFF]. [Philadelphia : American Philosophical Society, 1979]. Retrieved from https://geo.nyu.edu/catalog/princeton-np193c62c

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