December 3, 1860
Mary S. died.
Nation and worldGrade A · 1 independent source
The evidence
“Willfbrd died June 21, 1854. Mary S. died Dec. 3, 1860. Mrs.”
1879-history-of-rock-county/18-bios-beloit.md, PDF p. 765 / book p. 769
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.
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