Notes: | Shows the various trails west, beginning in Illinois, Missouri, Arkansas, and Tennessee. Covers period 1841-1869. Verso shows routes of the western explorers. Covers period 1803-1848. Relief shown by shading; on verso, relief shown by landform drawing. Includes ancillary maps of the Mother Lode, voyage routes from the east, and states and territories of the U.S. Also includes text and illustrations. Verso includes ancillary maps of land claims and exploration by British, French, Spanish, and U.S. Includes text and illustration. "Printed July 2000."
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