K. Bryan died at Cairo, Illinois.

The evidence

• “K. Bryan (died at Cairo, 111., January 29, 1862), John Bray, John Carney, William Culton, John Crymble, A. Cooley, William Conroy (died at Memphis, Tenn., January 5, 1864), L.”

  1879-history-of-rock-county/12-rock-county-ch06-politics-war-record.md, PDF p. 458 / book p. 462

  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