[Map of Missouri River and vicinity from Saint Charles, Missouri, to Mandan villages of North Dakota : used by Meriwether Lewis and William Clark in their 1804 expedition up Missouri River].

Date from accompanying text.
Relief shown by symbols for "Black Mountains" or Black Hills.
Some place names in both English and French.
Based on surveys up to the Mandan-Hidatsa villages by James Mackay and John Evans.
Longitudinal errors, at least in part, account for map not being drawn to scale.
Prime meridian: Paris [?].
Pen-and-ink. Some pen-and-ink annotations made after 1798.
Map backed with Japanese tissue paper.
Accompanied by photocopy of text on mapping of de Finiels: Missouri Historical Review, vol. 81, no. 4, July 1987, p. 387-402.
On verso written in pen-and-ink by William Henry Harrison but unsigned: For Captn. William Clark or Captn. Meriwether Lewis on their voyage up the Mississippi.
Also on verso written in pen-and-ink: Mr. Peter Tabeau at the Ricraries.
Available also through the Library of Congress Web site as a raster image.
Imperfect: Stains, darkening, tears, creases, and small pieces missing.