![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 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](http://tile.loc.gov/image-services/iiif/service:gmd:gmd412:g4126:g4126s:ct000028/full/pct:25/0/default.jpg)
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
![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 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](http://tile.loc.gov/image-services/iiif/service:gmd:gmd412:g4126:g4126s:ct000763/full/pct:25/0/default.jpg)
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
![The Essential Lewis and Clark (Lewis & Clark Expedition): Landon Y. Jones: 9780060011598: Amazon.com: Books The Essential Lewis and Clark (Lewis & Clark Expedition): Landon Y. Jones: 9780060011598: Amazon.com: Books](https://m.media-amazon.com/images/I/71AtCbHzbpL._AC_UF1000,1000_QL80_.jpg)