1. Albion, Ill Yale Public content 1946. 2011-12-12T21:25:35Z. 2022-03-29T20:39:13Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
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5. Drainage map of Illinois Yale Public content 1946. 2011-01-31T15:37:14Z. 2015-10-21T15:19:50Z. Illinois. Division of Waterways. Division of Waterways. English. Public. Illinois.
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7. Mount Carmel, Ill.-Ind Yale Public content 1946. 2011-12-12T21:26:09Z. 2022-03-29T20:39:16Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois and Indiana.
8. Ramsey Yale Public content 1946. 2011-12-12T21:26:17Z. 2022-03-29T20:39:20Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.
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10. Tallula, Ill Yale Public content 1946. 2011-12-12T21:26:21Z. 2022-03-29T20:39:21Z. Geological Survey (U.S.). U.S. Geological Survey. English. Public. Illinois.