Statistics for occurrence #1 of “Indiana Territory” in entry united-states-of-america-michigan of Harper's Encyclopedia of United States History:

...ne from the southern extremity of Lake Michigan to the most northerly cape of Miami Bay ......1862 First United States land office opened in Detroit under act of Congress......March 26, 1804 Indiana Territory divided; all north of a line east from the southerly extremity of Lake Michigan to Lake Erie, and north through the lake to the northern boundary of the United States to be the Territory of Michigan ...
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