The infant Isaac D. died.

The evidence

• “Church, of Pennsylvania, March 27, 1855, who died Jan. 16, 1874; she had three children — Mary E., born Aug. 7, 1856, died July 21, 1872; Isaac D., born Jan. 1'4, 1859, died June 15, 1859 ; Josephine B., born July 15, 1861.”

  1879-history-of-rock-county/32-bios-plymouth.md, PDF p. 870 / book p. 874

  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