Date: | 1877 |
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Description: | A map of the triangulation and reconnaissance along the southwest corner of Wisconsin. The map shows the river systems, railroads, cities, and villages tha... |
Date: | 06 1887 |
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Description: | A map of southern Wisconsin, from the Illinois state border in the south to Rocky Run, Wisconsin in the north for the Coast and Geodetic Survey, showing th... |
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