Big Ten Academic Alliance Geospatial Discovery Portal
Big Ten Academic Alliance Geoportal
Physiographic diagram of Indiana
- Switzer, J. E.(Jesse Elmer), cartographer.
- Relief shown by landform drawing.; For imprint date, see Kingsbury, Robert C. Atlas of Indiana, p. 88.; Reprint: date unknown. Scale approximately 1:850,000.
- Indiana University
- Indiana Historic Maps
- Indiana, United States
- Physical maps
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