D. Butts broke the first sod in Rock County, in Fulton Township.

The evidence

• “D. Butts, it is believed, broke the first sod in Rock Co., which was in Fulton Township in 1835. Mr.”

  1879-history-of-rock-county/31-bios-porter.md, PDF p. 867 / book p. 871

  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