The Fortieth Regiment started from Madison for Memphis, Tennessee.

The evidence

• “The Fortieth Regiment had eight companies, leaving out H, and from the other eight, took enough to make Company I, the famous squad I, of Shanghai Chandler. We started from Madison on the Morning of June 14, 1864, for Memphis, Tenn. ; those from Rock county (as nearly as I can ascertain) of the staff, were Quartermaster A. L.”

  1908-brown-rock-county/16-military-history.md, Vol. 1, PDF p. 390 / book p. 359

  Brown, William Fiske, editor. Rock County, Wisconsin: A New History of Its Cities, Villages, Towns, Citizens and Varied Interests, from the Earliest Times, Up to Date. Chicago: C. F. Cooper & Co., 1908. 2 vols. archive.org/details/rockcountywiscon01brow, archive.org/details/rockcountywiscon02brow.

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