WI 133, Potosi, Wisconsin. County/parish: Grant.
Added to the National Register of Historic Places June 04, 1979. NRIS 79000079.
1 contributing site.Also known as:
The St. John Mine is located in Potosi, Wisconsin. It was added to the National Register of Historic Places in 1979.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/106781066