Maps of Illinois  

Illinois Counties in 1818

Illinois Counties in 1818
Date : 1818
Description : This map shows the surveyed counties in the south, and the distance northward they extended at this early date, just when Illinois officially became a state. Note Edwards County marked in Yellow, then again in blue (its size now).
Source: Buck, Solomon J. (1967). Illinois in 1818. University of Illinois Press, Urbana.

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