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Blackhawk Quadrangle
NOTE: This is not the actual topographic map! This image depicts the area covered by the topographic map and identifies the surrounding maps. If you have additional questions contact the Information Office or call 217-244-0933.
County: Carroll, Jo Daviess
Current Date: 1953
Photo Revision Date: 1975
Archive Date: 1953
This quad contains part of Mississippi Palisades State Park
| Hanover | Elizabeth | Stockton |
| Green Island | BLACKHAWK | Pleasant Valley |
| Savanna | Wacker |
Ordering information for Illinois State Geological Survey Publications.
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