The county superintendency (replacing the office of town superintendent) went into operation in Rock County.

The evidence

• “The county superintendency went into operation January 1, 1862. The first Superintendent elected for Rock County was the Rev.”

  1879-history-of-rock-county/12-rock-county-ch06-politics-war-record.md, PDF p. 491

  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