Description: Historical Map of the United States - Exploration and Settlement 1820-1835.

Credits: The University of Texas at Austin. From the National Atlas of the United States of America (1970). 

Related Maps:   USA - Exploration and Settlement (before 1675)   USA - Exploration and Settlement (1675-1800)   USA - Exploration and Settlement (1800-1820)  

                          USA - Exploration and Settlement (1835-1850)   USA - Exploration and Settlement (1850-1890)