Big Ten Academic Alliance Geospatial Discovery Portal
Big Ten Academic Alliance Geoportal
Geological map of Keweenaw Point, Lake Superior.
- Jackson, Charles T. (Charles Thomas), 1805-1880.
- 1 map: col.; 34 x 56 cm. This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, University of Michigan Library.
- Clark Library Map Collections
- Geological maps
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