1. Carlyle, Ill
1950. 2011-12-12T21:25:45Z. 2022-03-29T20:39:13Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
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2. Decatur, Ill
1950. 2011-12-12T21:25:48Z. 2022-03-29T20:39:14Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
3. Dixon, Ill
1950. 2011-12-12T21:25:49Z. 2022-03-29T20:39:14Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
4. Duquoin, Ill
1950. 2011-12-12T21:25:50Z. 2022-03-29T20:39:14Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
5. Dwight, Ill
1950. 2011-12-12T21:25:50Z. 2022-03-29T20:39:14Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
1950. 2011-12-12T21:25:56Z. 2022-03-29T20:39:15Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
1950. 2011-12-12T21:25:58Z. 2022-03-29T20:39:15Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
8. Lincoln, Ill
1950. 2011-12-12T21:26:04Z. 2022-03-29T20:39:15Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
9. Mahomet, Ill
1950. 2011-12-12T21:26:05Z. 2022-03-29T20:39:16Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
1950. 2011-12-12T21:26:11Z. 2022-03-29T20:39:16Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois, Indiana, and Kentucky.
