William A. Barstow was elected to state office.

The evidence

• “William A. Barstow, Nov., 1849, Charles D, Robinson, Nov.'4th, 1851. Alexander T.”

  1856-history-of-rock-county/01-wisconsin.md, PDF p. 22 / book p. 4

  Guernsey, Orrin, and Josiah F. Willard, editors. History of Rock County, and Transactions of the Rock County Agricultural Society and Mechanics' Institute. Janesville, Wis.: William M. Doty & Brother, 1856. Cornell University Library via the Internet Archive, archive.org/details/cu31924028871593.

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