Nicollet, J. N. (Joseph Nicolas), 1786-1843. Frémont, John Charles, 1813-1890. Stone, William James, 1798-1865. cartographic Maps. lcgft https://id.loc.gov/authorities/genreForms/gf2011026387 [Washington] Published by order of the U.S. Senate [1843] eng Relief shown by hachures. "Mountains engraved by E. F. Woodward, Phila." "Reduced and compiled under the direction of Col. J. J. Abert in the Bureau of the Corps of Topl. Engrs. by Lieut. W. H. Emory from the map published in 1842 and from other authorities in 1843. W. J. Stone, Sc." Scale 1:1,200,000. Mississippi River Watershed--Maps. United States Mississippi River Watershed. Available also through the Library of Congress Web site as a raster image. http://hdl.loc.gov/loc.gmd/g4042m.ct001419