The mill (upper dam establishment) was re-built and enlarged after flood damage.

The evidence

• “At the end of a year, a break in the upper dam, in conjunction with a freshet, carried almost the entire establishment away. In the spring of 1852, it was re-built and enlarged to its present size. Early in the fall of the same year, it met with fresh disaster from floods, and was repaired in the spring, only to be foreclosed on a mortgage, E.”

  1879-history-of-rock-county/14-rock-county-ch08-janesville.md, PDF p. 558 / book p. 562

  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

• “During their first year, a break in the upper dam occurred, at the time of the great flood, and nearly washed the entire establishment away. But in the spring of 1852 it was rebuilt and enlarged ; in the fall of the same year it was again nearly destroyed by flood. Not discouraged, they repaired and placed it in good condition for the next crop, but on account of short yields of grain and financial depressions, they were forced to suspend and the property was sold to E.”

  1908-brown-rock-county/27-early-janesville-manufacturers.md, Vol. 2, PDF p. 89 / book p. 600

  Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.

  Grade A: Found on a page of one of our sources · may repeat 1879-history-of-rock-county, so not counted as independent