"United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MCTG-HZK : 23 December 2020), Cyrus Ellis in household of Cyrus Ellis, Niles, Cayuga, New York, United States; citing family , NARA microfilm publication (Washington, D.C.: National Archives and Records Administration, n.d.).
"New York State Census, 1855," database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:K6S6-2WG : 3 March 2021), Cyrus Ellis in household of Cyrus Ellis, E.D. 2, Niles, Cayuga, New York, United States; citing p. , line #5, family #69, county clerk offices, New York; FHL microfilm 1,435,219.
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