DescriptionIllinois 1718.jpg	English: Illinois in 1718, approximate modern state area highlighted, from Carte de la Louisiane et du cours du Mississipi by Guillaume de L'Isle. This map shows Chicago as being the strategic point of connection between the Great Lakes and the Mississippi River Basin.
Date	1718 (rev. 2009)
Source	Library of Congress Public Domain Site: https://hdl.loc.gov/loc.gmd/g3700.ct000666 Modified by en:User:Billwhittaker to highlight Illinois
Author	Guillaume Delisle (1675–1726)      Alternative names De L'Isle, Guillaume Description French cartographer Date of birth/death 28 February 1675  25 January 1726  Location of birth/death Paris  Paris  Work location Paris  Authority file : Q1389662 VIAF: 19841342 ISNI: 0000000121232028 ULAN: 500405524 LCCN: n50080616 NLA: 36751222 WorldCat creator QS:P170,Q1389662
Permission (Reusing this file)	US Govt Public Domain, also author +100 years

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• 2009-07-25 15:17 Billwhittaker 589×737× (237103 bytes) {{Information |Description = Illinois in 1718, approximate modern state area highlighted, from ''Carte de la Louisiane et du cours du Mississipi'' by [[Guillaume de L'Isle]]. |Source = Library of Congress Public Domain Site: http://hdl.loc.go