An account of expeditions to the sources of the Mississippi and through the western parts of Louisiana, to the sources of the Arkansaw, Kans, La Platte, and Pierre Jaun, rivers performed by order of the Government of the United States during the years 1805, 1806, and 1807. And a tour through the interior parts of New Spain, when conducted through these provinces, by order of the captain-general, in the year 1807 / By Major Z.M. Pike ; illustrated by maps and charts.

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An account of expeditions to the sources of the Mississippi and through the western parts of Louisiana, to the sources of the Arkansaw, Kans, La Platte, and Pierre Jaun, rivers performed by order of the Government of the United States during the years 1805, 1806, and 1807. And a tour through the interior parts of New Spain, when conducted through these provinces, by order of the captain-general, in the year 1807 / By Major Z.M. Pike ; illustrated by maps and charts. Public Domain Mark. Source: Wellcome Collection.