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Map or Atlas

Triangulation and Reconnaissance in Wisconsin

Date: 1877
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...
Map or Atlas

Reconnaissance and Triangulation in Wisconsin

Date: 06 1887
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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