A company built the eight miles of railroad from Milton to Janesville in 1853.

The evidence

• “A foreclosure was made and a new company, called the " Milwaukee & Prairie du Chien," took its place, succeeding to all its rights and propertyi The "Southern Wisconsin Railway Company" was chartered in 1852, and authorized to build, a road from Milton to the Mississippi river. When the Milwaukee and Mississippi road reached Milton in 1852, it was not authorized by its charter to go to Janesville, but, under the charter of" the Southern Wisconsin, a company was organized that built the eight miles to Janesville in 1853, Under a subsequent amendment to the charter, the Milwaukee and Mississippi company was. authorized to build from^ Milton to the Mississippi river. The Janesville branch was then purchased and extended to Monroe, a distance of about thirty-four miles, or forty-two miles west of Milton.”

  1879-history-of-rock-county/04-wisconsin-railroads-commerce-health-statistics.md, PDF p. 170 / book p. 174

  Butterfield, C. W., et al. The History of Rock County, Wisconsin: its early settlement, growth, development, resources, etc. Chicago: Western Historical Company, 1879. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871585.

  Grade A: Found on a page of one of our sources