[Atlas accompanying 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.

"Some copies [of An account] are accompanied by the six maps bound separately." Cf. Sabin 62836.
Philips 11024
Copy 1 incomplete: missing all maps, but contains statistical sheets.
Copy 2 incomplete: missing Map of Internal Provinces of New Spain.
Copy 3 incomplete: missing Map of the Mississippi River.
Copy 3 includes "A map of Lewis and Clark's track."
Copy 4 incomplete: missing statistical sheets.
LC copy 2 has signature of G.K. Warren on front end papers.
Available also through the Library of Congress Web site as a raster image.