A "Map of the Territory of Wisconsin" was drawn by David H. Burr, draughtsman to the House of Representatives.

The evidence

• “On a " Map of the Territory of Wisconsin," by David H. Burr, draughtsman to the House of Representatives of the United States, drawn in 1836, to accompany the Hon. Z.”

  1879-history-of-rock-county/10-rock-county-ch04-early-maps-courts-railroads.md, PDF p. 356 / book p. 360

  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