April 29, 1862
John Plantz died at Lawrence, Kansas.
The evidence
“Maxon, William H. Norton, John Nym (died at Leavenworth, Kan., March 21, 1862), William Nute, Sylvester Noyes, Lanson P. Norcross, Seymour C. Pratt, John Plantz (died at Lawrence, Kan., April 29, 1862), Wilbur Persons, Leonard H. Rich, Charles H.”
1879-history-of-rock-county/12-rock-county-ch06-politics-war-record.md, PDF p. 462 / book p. 466
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
On the printed page (PDF p. 462 / book p. 466) · open the whole page “Maxon, William H. Norton, John Nym (died at Leavenworth, Kan., March 21, 1862), William Nute, Sylvester Noyes, Lanson P. Norcross, Seymour C. Pratt, John Plantz (died at Lawrence, Kan., April 29, 1862), Wilbur Persons, Leonard H. Rich, Charles H.”
1908-brown-rock-county/16-military-history.md, Vol. 1, PDF p. 376 / book p. 346
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 · may repeat 1879-history-of-rock-county, so not counted as independent
On the printed page (Vol. 1, PDF p. 376 / book p. 346) · open the whole page