"United States Census, 1850," database with images, FamilySearch (https://www.familysearch.org/ark:/61903/1:1:MCYY-51F : 23 December 2020), Nathan Mead, Leicester, Livingston, 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:K6SB-S4P : 3 March 2021), Nathan B Mead, Leicester, Livingston, New York, United States; citing p. 17, line #18, family #131, county clerk offices, New York; FHL microfilm 510,541.