University of Illinois Urbana-Champaign

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Showing 7561–7590 of 8,520 items
Thumbnail for Shawnee area assessment
Shawnee area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources, Illinois State Water Survey

Thumbnail for Mississippi Western Five area assessment
Mississippi Western Five area assessment
Illinois Department of Natural Resources. Office of Scientific Research and Analysis; Illinois Department of Natural Resources. State Geological Survey Division