Physiographic Regions: Indiana, 2002
- Kim Sowder (GIS compiler), Indiana Geological Survey, and H. H. Gray (Data compiler)
- PHYSIOGRAPHY_SR61_IN is a polygon shapefile that shows the physiographic regions of Indiana. Detailed descriptions of these regions can be obtained from Gray, H.H., 2000, Physiographic Divisions of Indiana, Special Report 61, Indiana Geological Survey.
- Indiana, United States
- Geoscientific Information and Geology
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