Map[North America from the Mississippi River to the Pacific, between the 35th and 60th parallers of latitude]. Pen-and-ink. Available also through the Library of Congress Web site as a raster image. See also: Geographical review, vol. 1, p. 330, May 1916. LC Annual report, 1925, p. 86. See also: Wheat. Mapping the transmississippi West, no. 243. Vault
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ArticleThe Cartographic Setting - Louisiana: European Explorations and the Louisiana Purchase - Digital Collections Evolving European and American Conceptions of Louisiana to 1803 Until 1803 the exploration and mapping of the territory acquired by the United States in the Louisiana Purchase was undertaken by the major colonial powers for a variety of reasons. Chief among them was the occupation of the lower Mississippi Valley, as well as the attempted possession of the Great Plains, the Missouri Basin, and ...
ArticleThe Exploration and Legacy of the Louisiana Territory - Louisiana: European Explorations and the Louisiana Purchase - Digital Collections American Exploration of Louisiana Acquisition and exploration of American lands throughout the first decade of the 19th century began and ended with President Thomas Jefferson. Whether involved in purchasing the Louisiana Territory; promoting national interests or nurturing his own curiosity by obtaining scientific, cultural, and geographic knowledge; or, organizing expeditions by choosing their leaders; planning their goals; and raising public and private funds for ...