Duluth, Superior, and vicinity, Minnesota-Wisconsin.
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| Corporate author / creator: | Geological Survey (U.S.) |
|---|---|
| Edition: | 1954. |
| Imprint: | Washington, 1956. |
| Description: | 1 map : col. ; 121 x 85 cm. |
| Language: | English |
| Subject: | |
| Cartographic data: | Scale 1:24,000. |
| Format: | Map Print |
| URL for this record: | http://pi.lib.uchicago.edu/1001/cat/bib/1707625 |