↑ "United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:M6DM-7YY : 20 December 2020), Mary J Wanzer in household of Nicholas Wanzer, New Fairfield, Fairfield, Connecticut, United States; citing family , NARA microfilm publication (Washington, D.C.: National Archives and Records Administration, n.d.).
↑ "United States Census, 1880," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:MD23-BVH : 19 February 2021), Mary J Barnum in household of James H Barnum, Clinton, Clinton, Iowa, United States; citing enumeration district ED 288, sheet 125A, NARA microfilm publication T9 (Washington, D.C.: National Archives and Records Administration, n.d.), FHL microfilm 1,254,334.
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