Mary was born about 1843. She is the daughter of Rudolph Aumsler.
Sources
"United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:M856-YS1 : 19 December 2020), Mary Aumsler in household of Rudolph Aumsler, Peoria, Peoria, Illinois, United States; citing family , NARA microfilm publication (Washington, D.C.: National Archives and Records Administration, n.d.).
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