Big Ten Academic Alliance Geospatial Discovery Portal
Big Ten Academic Alliance Geoportal
Map of territory served by operating subsidiary companies of the Midland Utilities Company
- Shows an area from Chicago on the west to Upper Sandusky, Ohio on the east, and Coldwater, Michigan on the north to New Castle, Indiana on the south. Scale not given.
- Poor's Pub. Co.
- Indiana Historic Maps
- Indiana, United States and State of Ohio, Ohio, United States
- Thematic maps and Utilities and Communication
- Contributed by:
- More details at