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Start Over Place Illinois Format JPEG Creator Illinois State Geological Survey

1. Base map of Illinois

Maps University Of Minnesota Public content
1924. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. The Survey (Urbana, Ill).

2. Base map of Illinois

Maps University Of Minnesota Public content
1911. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. The Survey (Urbana, Ill).

3. Base map of Illinois

Maps University Of Minnesota Public content
1912. Illinois State Geological Survey. Relief shown by spot heights. 125 x 72 centimeters General Map Collection. The Survey (Urbana, Ill).

4. Coal mines and coal field[s] of Illinois

Maps University Of Minnesota Public content
1916. Illinois State Geological Survey. Indexed to list of shipping coal mines. 125 x 84 centimeters Scale 1:500,000 approximately 8 miles to 1 inch General Map Collection. State Geological Survey (Urbana, Ill).

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