"United States Census, 1850," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M68T-5ZF : 27 February 2020), John H Chapman in household of John K Tiffany, New London, New London, Connecticut, United States; citing family 299, NARA microfilm publication M432 (Washington, D.C.: National Archives and Records Administration, n.d.).
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